90790448

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:310

約数の個数: 80

約数和(自身を含む): 207945024

約数和(自身を除く): 117154576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 97, 112, 122, 137, 194, 244, 274, 388, 427, 488, 548, 679, 776, 854, 959, 976, 1096, 1358, 1552, 1708, 1918, 2192, 2716, 3416, 3836, 5432, 5917, 6832, 7672, 8357, 10864, 11834, 13289, 15344, 16714, 23668, 26578, 33428, 41419, 47336, 53156, 58499, 66856, 82838, 93023, 94672, 106312, 116998, 133712, 165676, 186046, 212624, 233996, 331352, 372092, 467992, 662704, 744184, 810629, 935984, 1488368, 1621258, 3242516, 5674403, 6485032, 11348806, 12970064, 22697612, 45395224, 90790448]

約数ペア:

[(1, 90790448), (2, 45395224), (4, 22697612), (7, 12970064), (8, 11348806), (14, 6485032), (16, 5674403), (28, 3242516), (56, 1621258), (61, 1488368), (97, 935984), (112, 810629), (122, 744184), (137, 662704), (194, 467992), (244, 372092), (274, 331352), (388, 233996), (427, 212624), (488, 186046), (548, 165676), (679, 133712), (776, 116998), (854, 106312), (959, 94672), (976, 93023), (1096, 82838), (1358, 66856), (1552, 58499), (1708, 53156), (1918, 47336), (2192, 41419), (2716, 33428), (3416, 26578), (3836, 23668), (5432, 16714), (5917, 15344), (6832, 13289), (7672, 11834), (8357, 10864)]