15693678680

素因数分解:

$2^3\times 5^1\times {\mathrm{3209}}^1\times {\mathrm{122263}}^1$

素因数の和:125483

約数の個数: 32

約数和(自身を含む): 35322069600

約数和(自身を除く): 19628390920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3209, 6418, 12836, 16045, 25672, 32090, 64180, 122263, 128360, 244526, 489052, 611315, 978104, 1222630, 2445260, 4890520, 392341967, 784683934, 1569367868, 1961709835, 3138735736, 3923419670, 7846839340, 15693678680]

約数ペア:

[(1, 15693678680), (2, 7846839340), (4, 3923419670), (5, 3138735736), (8, 1961709835), (10, 1569367868), (20, 784683934), (40, 392341967), (3209, 4890520), (6418, 2445260), (12836, 1222630), (16045, 978104), (25672, 611315), (32090, 489052), (64180, 244526), (122263, 128360)]