9877500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{439}}^1$

素因数の和:469

約数の個数: 90

約数和(自身を含む): 31271240

約数和(自身を除く): 21393740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 439, 450, 500, 625, 750, 878, 900, 1125, 1250, 1317, 1500, 1756, 1875, 2195, 2250, 2500, 2634, 3750, 3951, 4390, 4500, 5268, 5625, 6585, 7500, 7902, 8780, 10975, 11250, 13170, 15804, 19755, 21950, 22500, 26340, 32925, 39510, 43900, 54875, 65850, 79020, 98775, 109750, 131700, 164625, 197550, 219500, 274375, 329250, 395100, 493875, 548750, 658500, 823125, 987750, 1097500, 1646250, 1975500, 2469375, 3292500, 4938750, 9877500]

約数ペア:

[(1, 9877500), (2, 4938750), (3, 3292500), (4, 2469375), (5, 1975500), (6, 1646250), (9, 1097500), (10, 987750), (12, 823125), (15, 658500), (18, 548750), (20, 493875), (25, 395100), (30, 329250), (36, 274375), (45, 219500), (50, 197550), (60, 164625), (75, 131700), (90, 109750), (100, 98775), (125, 79020), (150, 65850), (180, 54875), (225, 43900), (250, 39510), (300, 32925), (375, 26340), (439, 22500), (450, 21950), (500, 19755), (625, 15804), (750, 13170), (878, 11250), (900, 10975), (1125, 8780), (1250, 7902), (1317, 7500), (1500, 6585), (1756, 5625), (1875, 5268), (2195, 4500), (2250, 4390), (2500, 3951), (2634, 3750)]