87552190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 182787840

約数和(自身を除く): 95235650

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 163, 190, 209, 257, 326, 418, 514, 815, 1045, 1285, 1630, 1793, 2090, 2570, 2827, 3097, 3586, 4883, 5654, 6194, 8965, 9766, 14135, 15485, 17930, 24415, 28270, 30970, 34067, 41891, 48830, 53713, 68134, 83782, 107426, 170335, 209455, 268565, 340670, 418910, 460801, 537130, 795929, 921602, 1591858, 2304005, 3979645, 4608010, 7959290, 8755219, 17510438, 43776095, 87552190]

約数ペア:

[(1, 87552190), (2, 43776095), (5, 17510438), (10, 8755219), (11, 7959290), (19, 4608010), (22, 3979645), (38, 2304005), (55, 1591858), (95, 921602), (110, 795929), (163, 537130), (190, 460801), (209, 418910), (257, 340670), (326, 268565), (418, 209455), (514, 170335), (815, 107426), (1045, 83782), (1285, 68134), (1630, 53713), (1793, 48830), (2090, 41891), (2570, 34067), (2827, 30970), (3097, 28270), (3586, 24415), (4883, 17930), (5654, 15485), (6194, 14135), (8965, 9766)]