25445420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:112

約数の個数: 192

約数和(自身を含む): 75866112

約数和(自身を除く): 50420692

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 31, 35, 41, 44, 52, 55, 62, 65, 70, 77, 82, 91, 110, 124, 130, 140, 143, 154, 155, 164, 182, 205, 217, 220, 260, 286, 287, 308, 310, 341, 364, 385, 403, 410, 434, 451, 455, 533, 572, 574, 620, 682, 715, 770, 806, 820, 868, 902, 910, 1001, 1066, 1085, 1148, 1271, 1364, 1430, 1435, 1540, 1612, 1705, 1804, 1820, 2002, 2015, 2132, 2170, 2255, 2387, 2542, 2665, 2821, 2860, 2870, 3157, 3410, 3731, 4004, 4030, 4340, 4433, 4510, 4774, 5005, 5084, 5330, 5642, 5740, 5863, 6314, 6355, 6820, 7462, 8060, 8866, 8897, 9020, 9548, 10010, 10660, 11284, 11726, 11935, 12628, 12710, 13981, 14105, 14924, 15785, 16523, 17732, 17794, 18655, 20020, 22165, 23452, 23870, 25420, 27962, 28210, 29315, 31031, 31570, 33046, 35588, 37310, 41041, 44330, 44485, 47740, 55924, 56420, 58630, 62062, 63140, 66092, 69905, 74620, 82082, 82615, 88660, 88970, 97867, 115661, 117260, 124124, 139810, 155155, 164164, 165230, 177940, 181753, 195734, 205205, 231322, 279620, 310310, 330460, 363506, 391468, 410410, 462644, 489335, 578305, 620620, 727012, 820820, 908765, 978670, 1156610, 1272271, 1817530, 1957340, 2313220, 2544542, 3635060, 5089084, 6361355, 12722710, 25445420]

約数ペア:

[(1, 25445420), (2, 12722710), (4, 6361355), (5, 5089084), (7, 3635060), (10, 2544542), (11, 2313220), (13, 1957340), (14, 1817530), (20, 1272271), (22, 1156610), (26, 978670), (28, 908765), (31, 820820), (35, 727012), (41, 620620), (44, 578305), (52, 489335), (55, 462644), (62, 410410), (65, 391468), (70, 363506), (77, 330460), (82, 310310), (91, 279620), (110, 231322), (124, 205205), (130, 195734), (140, 181753), (143, 177940), (154, 165230), (155, 164164), (164, 155155), (182, 139810), (205, 124124), (217, 117260), (220, 115661), (260, 97867), (286, 88970), (287, 88660), (308, 82615), (310, 82082), (341, 74620), (364, 69905), (385, 66092), (403, 63140), (410, 62062), (434, 58630), (451, 56420), (455, 55924), (533, 47740), (572, 44485), (574, 44330), (620, 41041), (682, 37310), (715, 35588), (770, 33046), (806, 31570), (820, 31031), (868, 29315), (902, 28210), (910, 27962), (1001, 25420), (1066, 23870), (1085, 23452), (1148, 22165), (1271, 20020), (1364, 18655), (1430, 17794), (1435, 17732), (1540, 16523), (1612, 15785), (1705, 14924), (1804, 14105), (1820, 13981), (2002, 12710), (2015, 12628), (2132, 11935), (2170, 11726), (2255, 11284), (2387, 10660), (2542, 10010), (2665, 9548), (2821, 9020), (2860, 8897), (2870, 8866), (3157, 8060), (3410, 7462), (3731, 6820), (4004, 6355), (4030, 6314), (4340, 5863), (4433, 5740), (4510, 5642), (4774, 5330), (5005, 5084)]