25552020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:130

約数の個数: 192

約数和(自身を含む): 85349376

約数和(自身を除く): 59797356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 41, 47, 51, 52, 60, 65, 68, 78, 82, 85, 94, 102, 123, 130, 141, 156, 164, 170, 188, 195, 204, 205, 221, 235, 246, 255, 260, 282, 340, 390, 410, 442, 470, 492, 510, 533, 564, 611, 615, 663, 697, 705, 780, 799, 820, 884, 940, 1020, 1066, 1105, 1222, 1230, 1326, 1394, 1410, 1598, 1599, 1833, 1927, 2091, 2132, 2210, 2397, 2444, 2460, 2652, 2665, 2788, 2820, 3055, 3196, 3198, 3315, 3485, 3666, 3854, 3995, 4182, 4420, 4794, 5330, 5781, 6110, 6396, 6630, 6970, 7332, 7708, 7990, 7995, 8364, 9061, 9165, 9588, 9635, 10387, 10455, 10660, 11562, 11985, 12220, 13260, 13940, 15980, 15990, 18122, 18330, 19270, 20774, 20910, 23124, 23970, 25051, 27183, 28905, 31161, 31980, 32759, 36244, 36660, 38540, 41548, 41820, 45305, 47940, 50102, 51935, 54366, 57810, 62322, 65518, 75153, 90610, 98277, 100204, 103870, 108732, 115620, 124644, 125255, 131036, 135915, 150306, 155805, 163795, 181220, 196554, 207740, 250510, 271830, 300612, 311610, 327590, 375765, 393108, 425867, 491385, 501020, 543660, 623220, 655180, 751530, 851734, 982770, 1277601, 1503060, 1703468, 1965540, 2129335, 2555202, 4258670, 5110404, 6388005, 8517340, 12776010, 25552020]

約数ペア:

[(1, 25552020), (2, 12776010), (3, 8517340), (4, 6388005), (5, 5110404), (6, 4258670), (10, 2555202), (12, 2129335), (13, 1965540), (15, 1703468), (17, 1503060), (20, 1277601), (26, 982770), (30, 851734), (34, 751530), (39, 655180), (41, 623220), (47, 543660), (51, 501020), (52, 491385), (60, 425867), (65, 393108), (68, 375765), (78, 327590), (82, 311610), (85, 300612), (94, 271830), (102, 250510), (123, 207740), (130, 196554), (141, 181220), (156, 163795), (164, 155805), (170, 150306), (188, 135915), (195, 131036), (204, 125255), (205, 124644), (221, 115620), (235, 108732), (246, 103870), (255, 100204), (260, 98277), (282, 90610), (340, 75153), (390, 65518), (410, 62322), (442, 57810), (470, 54366), (492, 51935), (510, 50102), (533, 47940), (564, 45305), (611, 41820), (615, 41548), (663, 38540), (697, 36660), (705, 36244), (780, 32759), (799, 31980), (820, 31161), (884, 28905), (940, 27183), (1020, 25051), (1066, 23970), (1105, 23124), (1222, 20910), (1230, 20774), (1326, 19270), (1394, 18330), (1410, 18122), (1598, 15990), (1599, 15980), (1833, 13940), (1927, 13260), (2091, 12220), (2132, 11985), (2210, 11562), (2397, 10660), (2444, 10455), (2460, 10387), (2652, 9635), (2665, 9588), (2788, 9165), (2820, 9061), (3055, 8364), (3196, 7995), (3198, 7990), (3315, 7708), (3485, 7332), (3666, 6970), (3854, 6630), (3995, 6396), (4182, 6110), (4420, 5781), (4794, 5330)]