90172160

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5419}}^1$

素因数の和:5453

約数の個数: 72

約数和(自身を含む): 232648080

約数和(自身を除く): 142475920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 5419, 8320, 10838, 16640, 21676, 27095, 43352, 54190, 70447, 86704, 108380, 140894, 173408, 216760, 281788, 346816, 352235, 433520, 563576, 693632, 704470, 867040, 1127152, 1387264, 1408940, 1734080, 2254304, 2817880, 3468160, 4508608, 5635760, 6936320, 9017216, 11271520, 18034432, 22543040, 45086080, 90172160]

約数ペア:

[(1, 90172160), (2, 45086080), (4, 22543040), (5, 18034432), (8, 11271520), (10, 9017216), (13, 6936320), (16, 5635760), (20, 4508608), (26, 3468160), (32, 2817880), (40, 2254304), (52, 1734080), (64, 1408940), (65, 1387264), (80, 1127152), (104, 867040), (128, 704470), (130, 693632), (160, 563576), (208, 433520), (256, 352235), (260, 346816), (320, 281788), (416, 216760), (520, 173408), (640, 140894), (832, 108380), (1040, 86704), (1280, 70447), (1664, 54190), (2080, 43352), (3328, 27095), (4160, 21676), (5419, 16640), (8320, 10838)]