64704688

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{683}}^1$

素因数の和:913

約数の個数: 40

約数和(自身を含む): 130277376

約数和(自身を除く): 65572688

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 191, 248, 382, 496, 683, 764, 1366, 1528, 2732, 3056, 5464, 5921, 10928, 11842, 21173, 23684, 42346, 47368, 84692, 94736, 130453, 169384, 260906, 338768, 521812, 1043624, 2087248, 4044043, 8088086, 16176172, 32352344, 64704688]

約数ペア:

[(1, 64704688), (2, 32352344), (4, 16176172), (8, 8088086), (16, 4044043), (31, 2087248), (62, 1043624), (124, 521812), (191, 338768), (248, 260906), (382, 169384), (496, 130453), (683, 94736), (764, 84692), (1366, 47368), (1528, 42346), (2732, 23684), (3056, 21173), (5464, 11842), (5921, 10928)]