73501720

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{3299}}^1$

素因数の和:3867

約数の個数: 32

約数和(自身を含む): 165726000

約数和(自身を除く): 92224280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 1114, 2228, 2785, 3299, 4456, 5570, 6598, 11140, 13196, 16495, 22280, 26392, 32990, 65980, 131960, 1837543, 3675086, 7350172, 9187715, 14700344, 18375430, 36750860, 73501720]

約数ペア:

[(1, 73501720), (2, 36750860), (4, 18375430), (5, 14700344), (8, 9187715), (10, 7350172), (20, 3675086), (40, 1837543), (557, 131960), (1114, 65980), (2228, 32990), (2785, 26392), (3299, 22280), (4456, 16495), (5570, 13196), (6598, 11140)]