22500400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4327}}^1$

素因数の和:4358

約数の個数: 60

約数和(自身を含む): 58228912

約数和(自身を除く): 35728512

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, 4327, 5200, 8654, 17308, 21635, 34616, 43270, 56251, 69232, 86540, 108175, 112502, 173080, 216350, 225004, 281255, 346160, 432700, 450008, 562510, 865400, 900016, 1125020, 1406275, 1730800, 2250040, 2812550, 4500080, 5625100, 11250200, 22500400]

約数ペア:

[(1, 22500400), (2, 11250200), (4, 5625100), (5, 4500080), (8, 2812550), (10, 2250040), (13, 1730800), (16, 1406275), (20, 1125020), (25, 900016), (26, 865400), (40, 562510), (50, 450008), (52, 432700), (65, 346160), (80, 281255), (100, 225004), (104, 216350), (130, 173080), (200, 112502), (208, 108175), (260, 86540), (325, 69232), (400, 56251), (520, 43270), (650, 34616), (1040, 21635), (1300, 17308), (2600, 8654), (4327, 5200)]