90101360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{683}}^1$

素因数の和:810

約数の個数: 80

約数和(自身を含む): 224423136

約数和(自身を除く): 134321776

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 97, 136, 170, 194, 272, 340, 388, 485, 680, 683, 776, 970, 1360, 1366, 1552, 1649, 1940, 2732, 3298, 3415, 3880, 5464, 6596, 6830, 7760, 8245, 10928, 11611, 13192, 13660, 16490, 23222, 26384, 27320, 32980, 46444, 54640, 58055, 65960, 66251, 92888, 116110, 131920, 132502, 185776, 232220, 265004, 331255, 464440, 530008, 662510, 928880, 1060016, 1126267, 1325020, 2252534, 2650040, 4505068, 5300080, 5631335, 9010136, 11262670, 18020272, 22525340, 45050680, 90101360]

約数ペア:

[(1, 90101360), (2, 45050680), (4, 22525340), (5, 18020272), (8, 11262670), (10, 9010136), (16, 5631335), (17, 5300080), (20, 4505068), (34, 2650040), (40, 2252534), (68, 1325020), (80, 1126267), (85, 1060016), (97, 928880), (136, 662510), (170, 530008), (194, 464440), (272, 331255), (340, 265004), (388, 232220), (485, 185776), (680, 132502), (683, 131920), (776, 116110), (970, 92888), (1360, 66251), (1366, 65960), (1552, 58055), (1649, 54640), (1940, 46444), (2732, 32980), (3298, 27320), (3415, 26384), (3880, 23222), (5464, 16490), (6596, 13660), (6830, 13192), (7760, 11611), (8245, 10928)]