18257200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3511}}^1$

素因数の和:3542

約数の個数: 60

約数和(自身を含む): 47250448

約数和(自身を除く): 28993248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 3511, 5200, 7022, 14044, 17555, 28088, 35110, 45643, 56176, 70220, 87775, 91286, 140440, 175550, 182572, 228215, 280880, 351100, 365144, 456430, 702200, 730288, 912860, 1141075, 1404400, 1825720, 2282150, 3651440, 4564300, 9128600, 18257200]

約数ペア:

[(1, 18257200), (2, 9128600), (4, 4564300), (5, 3651440), (8, 2282150), (10, 1825720), (13, 1404400), (16, 1141075), (20, 912860), (25, 730288), (26, 702200), (40, 456430), (50, 365144), (52, 351100), (65, 280880), (80, 228215), (100, 182572), (104, 175550), (130, 140440), (200, 91286), (208, 87775), (260, 70220), (325, 56176), (400, 45643), (520, 35110), (650, 28088), (1040, 17555), (1300, 14044), (2600, 7022), (3511, 5200)]