25553220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5531}}^1$

素因数の和:5561

約数の個数: 96

約数和(自身を含む): 89220096

約数和(自身を除く): 63666876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 5531, 11062, 16593, 22124, 27655, 33186, 38717, 55310, 60841, 66372, 77434, 82965, 110620, 116151, 121682, 154868, 165930, 182523, 193585, 232302, 243364, 304205, 331860, 365046, 387170, 425887, 464604, 580755, 608410, 730092, 774340, 851774, 912615, 1161510, 1216820, 1277661, 1703548, 1825230, 2129435, 2323020, 2555322, 3650460, 4258870, 5110644, 6388305, 8517740, 12776610, 25553220]

約数ペア:

[(1, 25553220), (2, 12776610), (3, 8517740), (4, 6388305), (5, 5110644), (6, 4258870), (7, 3650460), (10, 2555322), (11, 2323020), (12, 2129435), (14, 1825230), (15, 1703548), (20, 1277661), (21, 1216820), (22, 1161510), (28, 912615), (30, 851774), (33, 774340), (35, 730092), (42, 608410), (44, 580755), (55, 464604), (60, 425887), (66, 387170), (70, 365046), (77, 331860), (84, 304205), (105, 243364), (110, 232302), (132, 193585), (140, 182523), (154, 165930), (165, 154868), (210, 121682), (220, 116151), (231, 110620), (308, 82965), (330, 77434), (385, 66372), (420, 60841), (462, 55310), (660, 38717), (770, 33186), (924, 27655), (1155, 22124), (1540, 16593), (2310, 11062), (4620, 5531)]