266619100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1487}}^1$

素因数の和:1675

約数の個数: 72

約数和(自身を含む): 635459328

約数和(自身を除く): 368840228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 163, 220, 275, 326, 550, 652, 815, 1100, 1487, 1630, 1793, 2974, 3260, 3586, 4075, 5948, 7172, 7435, 8150, 8965, 14870, 16300, 16357, 17930, 29740, 32714, 35860, 37175, 44825, 65428, 74350, 81785, 89650, 148700, 163570, 179300, 242381, 327140, 408925, 484762, 817850, 969524, 1211905, 1635700, 2423810, 2666191, 4847620, 5332382, 6059525, 10664764, 12119050, 13330955, 24238100, 26661910, 53323820, 66654775, 133309550, 266619100]

約数ペア:

[(1, 266619100), (2, 133309550), (4, 66654775), (5, 53323820), (10, 26661910), (11, 24238100), (20, 13330955), (22, 12119050), (25, 10664764), (44, 6059525), (50, 5332382), (55, 4847620), (100, 2666191), (110, 2423810), (163, 1635700), (220, 1211905), (275, 969524), (326, 817850), (550, 484762), (652, 408925), (815, 327140), (1100, 242381), (1487, 179300), (1630, 163570), (1793, 148700), (2974, 89650), (3260, 81785), (3586, 74350), (4075, 65428), (5948, 44825), (7172, 37175), (7435, 35860), (8150, 32714), (8965, 29740), (14870, 17930), (16300, 16357)]