64988040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41659}}^1$

素因数の和:41686

約数の個数: 64

約数和(自身を含む): 209966400

約数和(自身を除く): 144978360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 41659, 83318, 124977, 166636, 208295, 249954, 333272, 416590, 499908, 541567, 624885, 833180, 999816, 1083134, 1249770, 1624701, 1666360, 2166268, 2499540, 2707835, 3249402, 4332536, 4999080, 5415670, 6498804, 8123505, 10831340, 12997608, 16247010, 21662680, 32494020, 64988040]

約数ペア:

[(1, 64988040), (2, 32494020), (3, 21662680), (4, 16247010), (5, 12997608), (6, 10831340), (8, 8123505), (10, 6498804), (12, 5415670), (13, 4999080), (15, 4332536), (20, 3249402), (24, 2707835), (26, 2499540), (30, 2166268), (39, 1666360), (40, 1624701), (52, 1249770), (60, 1083134), (65, 999816), (78, 833180), (104, 624885), (120, 541567), (130, 499908), (156, 416590), (195, 333272), (260, 249954), (312, 208295), (390, 166636), (520, 124977), (780, 83318), (1560, 41659)]