625453520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{2357}}^1$

素因数の和:2508

約数の個数: 80

約数和(自身を含む): 1515760128

約数和(自身を除く): 890306608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 107, 124, 155, 214, 248, 310, 428, 496, 535, 620, 856, 1070, 1240, 1712, 2140, 2357, 2480, 3317, 4280, 4714, 6634, 8560, 9428, 11785, 13268, 16585, 18856, 23570, 26536, 33170, 37712, 47140, 53072, 66340, 73067, 94280, 132680, 146134, 188560, 252199, 265360, 292268, 365335, 504398, 584536, 730670, 1008796, 1169072, 1260995, 1461340, 2017592, 2521990, 2922680, 4035184, 5043980, 5845360, 7818169, 10087960, 15636338, 20175920, 31272676, 39090845, 62545352, 78181690, 125090704, 156363380, 312726760, 625453520]

約数ペア:

[(1, 625453520), (2, 312726760), (4, 156363380), (5, 125090704), (8, 78181690), (10, 62545352), (16, 39090845), (20, 31272676), (31, 20175920), (40, 15636338), (62, 10087960), (80, 7818169), (107, 5845360), (124, 5043980), (155, 4035184), (214, 2922680), (248, 2521990), (310, 2017592), (428, 1461340), (496, 1260995), (535, 1169072), (620, 1008796), (856, 730670), (1070, 584536), (1240, 504398), (1712, 365335), (2140, 292268), (2357, 265360), (2480, 252199), (3317, 188560), (4280, 146134), (4714, 132680), (6634, 94280), (8560, 73067), (9428, 66340), (11785, 53072), (13268, 47140), (16585, 37712), (18856, 33170), (23570, 26536)]