90790810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{491}}^1$

素因数の和:591

約数の個数: 48

約数和(自身を含む): 183106656

約数和(自身を除く): 92315846

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 491, 902, 982, 1681, 2255, 2455, 3362, 4510, 4910, 5401, 8405, 10802, 16810, 18491, 20131, 27005, 36982, 40262, 54010, 92455, 100655, 184910, 201310, 221441, 442882, 825371, 1107205, 1650742, 2214410, 4126855, 8253710, 9079081, 18158162, 45395405, 90790810]

約数ペア:

[(1, 90790810), (2, 45395405), (5, 18158162), (10, 9079081), (11, 8253710), (22, 4126855), (41, 2214410), (55, 1650742), (82, 1107205), (110, 825371), (205, 442882), (410, 221441), (451, 201310), (491, 184910), (902, 100655), (982, 92455), (1681, 54010), (2255, 40262), (2455, 36982), (3362, 27005), (4510, 20131), (4910, 18491), (5401, 16810), (8405, 10802)]