80439810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1409}}^1$

素因数の和:1603

約数の個数: 64

約数和(自身を含む): 211973760

約数和(自身を除く): 131533950

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 173, 330, 346, 519, 865, 1038, 1409, 1730, 1903, 2595, 2818, 3806, 4227, 5190, 5709, 7045, 8454, 9515, 11418, 14090, 15499, 19030, 21135, 28545, 30998, 42270, 46497, 57090, 77495, 92994, 154990, 232485, 243757, 464970, 487514, 731271, 1218785, 1462542, 2437570, 2681327, 3656355, 5362654, 7312710, 8043981, 13406635, 16087962, 26813270, 40219905, 80439810]

約数ペア:

[(1, 80439810), (2, 40219905), (3, 26813270), (5, 16087962), (6, 13406635), (10, 8043981), (11, 7312710), (15, 5362654), (22, 3656355), (30, 2681327), (33, 2437570), (55, 1462542), (66, 1218785), (110, 731271), (165, 487514), (173, 464970), (330, 243757), (346, 232485), (519, 154990), (865, 92994), (1038, 77495), (1409, 57090), (1730, 46497), (1903, 42270), (2595, 30998), (2818, 28545), (3806, 21135), (4227, 19030), (5190, 15499), (5709, 14090), (7045, 11418), (8454, 9515)]