21647578750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{130211}}^1$

素因数の和:130259

約数の個数: 80

約数和(自身を含む): 48813874560

約数和(自身を除く): 27166295810

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 95, 125, 133, 175, 190, 250, 266, 350, 475, 625, 665, 875, 950, 1250, 1330, 1750, 2375, 3325, 4375, 4750, 6650, 8750, 11875, 16625, 23750, 33250, 83125, 130211, 166250, 260422, 651055, 911477, 1302110, 1822954, 2474009, 3255275, 4557385, 4948018, 6510550, 9114770, 12370045, 16276375, 17318063, 22786925, 24740090, 32552750, 34636126, 45573850, 61850225, 81381875, 86590315, 113934625, 123700450, 162763750, 173180630, 227869250, 309251125, 432951575, 569673125, 618502250, 865903150, 1139346250, 1546255625, 2164757875, 3092511250, 4329515750, 10823789375, 21647578750]

約数ペア:

[(1, 21647578750), (2, 10823789375), (5, 4329515750), (7, 3092511250), (10, 2164757875), (14, 1546255625), (19, 1139346250), (25, 865903150), (35, 618502250), (38, 569673125), (50, 432951575), (70, 309251125), (95, 227869250), (125, 173180630), (133, 162763750), (175, 123700450), (190, 113934625), (250, 86590315), (266, 81381875), (350, 61850225), (475, 45573850), (625, 34636126), (665, 32552750), (875, 24740090), (950, 22786925), (1250, 17318063), (1330, 16276375), (1750, 12370045), (2375, 9114770), (3325, 6510550), (4375, 4948018), (4750, 4557385), (6650, 3255275), (8750, 2474009), (11875, 1822954), (16625, 1302110), (23750, 911477), (33250, 651055), (83125, 260422), (130211, 166250)]