65503240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3631}}^1$

素因数の和:3694

約数の個数: 64

約数和(自身を含む): 164747520

約数和(自身を除く): 99244280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 3631, 4510, 7262, 9020, 14524, 18040, 18155, 29048, 36310, 39941, 72620, 79882, 145240, 148871, 159764, 199705, 297742, 319528, 399410, 595484, 744355, 798820, 1190968, 1488710, 1597640, 1637581, 2977420, 3275162, 5954840, 6550324, 8187905, 13100648, 16375810, 32751620, 65503240]

約数ペア:

[(1, 65503240), (2, 32751620), (4, 16375810), (5, 13100648), (8, 8187905), (10, 6550324), (11, 5954840), (20, 3275162), (22, 2977420), (40, 1637581), (41, 1597640), (44, 1488710), (55, 1190968), (82, 798820), (88, 744355), (110, 595484), (164, 399410), (205, 319528), (220, 297742), (328, 199705), (410, 159764), (440, 148871), (451, 145240), (820, 79882), (902, 72620), (1640, 39941), (1804, 36310), (2255, 29048), (3608, 18155), (3631, 18040), (4510, 14524), (7262, 9020)]