64844780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 192

約数和(自身を含む): 189665280

約数和(自身を除く): 124820500

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 41, 44, 52, 55, 65, 70, 77, 79, 82, 91, 110, 130, 140, 143, 154, 158, 164, 182, 205, 220, 260, 286, 287, 308, 316, 364, 385, 395, 410, 451, 455, 533, 553, 572, 574, 715, 770, 790, 820, 869, 902, 910, 1001, 1027, 1066, 1106, 1148, 1430, 1435, 1540, 1580, 1738, 1804, 1820, 2002, 2054, 2132, 2212, 2255, 2665, 2765, 2860, 2870, 3157, 3239, 3476, 3731, 4004, 4108, 4345, 4510, 5005, 5135, 5330, 5530, 5740, 5863, 6083, 6314, 6478, 7189, 7462, 8690, 9020, 10010, 10270, 10660, 11060, 11297, 11726, 12166, 12628, 12956, 14378, 14924, 15785, 16195, 17380, 18655, 20020, 20540, 22594, 22673, 23452, 24332, 28756, 29315, 30415, 31570, 32390, 35629, 35945, 37310, 41041, 42107, 45188, 45346, 56485, 58630, 60830, 63140, 64780, 71258, 71890, 74620, 79079, 82082, 84214, 90692, 112970, 113365, 117260, 121660, 142516, 143780, 158158, 164164, 168428, 178145, 205205, 210535, 225940, 226730, 249403, 294749, 316316, 356290, 395395, 410410, 421070, 453460, 463177, 498806, 589498, 712580, 790790, 820820, 842140, 926354, 997612, 1178996, 1247015, 1473745, 1581580, 1852708, 2315885, 2494030, 2947490, 3242239, 4631770, 4988060, 5894980, 6484478, 9263540, 12968956, 16211195, 32422390, 64844780]

約数ペア:

[(1, 64844780), (2, 32422390), (4, 16211195), (5, 12968956), (7, 9263540), (10, 6484478), (11, 5894980), (13, 4988060), (14, 4631770), (20, 3242239), (22, 2947490), (26, 2494030), (28, 2315885), (35, 1852708), (41, 1581580), (44, 1473745), (52, 1247015), (55, 1178996), (65, 997612), (70, 926354), (77, 842140), (79, 820820), (82, 790790), (91, 712580), (110, 589498), (130, 498806), (140, 463177), (143, 453460), (154, 421070), (158, 410410), (164, 395395), (182, 356290), (205, 316316), (220, 294749), (260, 249403), (286, 226730), (287, 225940), (308, 210535), (316, 205205), (364, 178145), (385, 168428), (395, 164164), (410, 158158), (451, 143780), (455, 142516), (533, 121660), (553, 117260), (572, 113365), (574, 112970), (715, 90692), (770, 84214), (790, 82082), (820, 79079), (869, 74620), (902, 71890), (910, 71258), (1001, 64780), (1027, 63140), (1066, 60830), (1106, 58630), (1148, 56485), (1430, 45346), (1435, 45188), (1540, 42107), (1580, 41041), (1738, 37310), (1804, 35945), (1820, 35629), (2002, 32390), (2054, 31570), (2132, 30415), (2212, 29315), (2255, 28756), (2665, 24332), (2765, 23452), (2860, 22673), (2870, 22594), (3157, 20540), (3239, 20020), (3476, 18655), (3731, 17380), (4004, 16195), (4108, 15785), (4345, 14924), (4510, 14378), (5005, 12956), (5135, 12628), (5330, 12166), (5530, 11726), (5740, 11297), (5863, 11060), (6083, 10660), (6314, 10270), (6478, 10010), (7189, 9020), (7462, 8690)]