75939375

素因数分解:

$3^1\times 5^4\times {\mathrm{101}}^1\times {\mathrm{401}}^1$

素因数の和:525

約数の個数: 40

約数和(自身を含む): 128096496

約数和(自身を除く): 52157121

約数列:

[1, 3, 5, 15, 25, 75, 101, 125, 303, 375, 401, 505, 625, 1203, 1515, 1875, 2005, 2525, 6015, 7575, 10025, 12625, 30075, 37875, 40501, 50125, 63125, 121503, 150375, 189375, 202505, 250625, 607515, 751875, 1012525, 3037575, 5062625, 15187875, 25313125, 75939375]

約数ペア:

[(1, 75939375), (3, 25313125), (5, 15187875), (15, 5062625), (25, 3037575), (75, 1012525), (101, 751875), (125, 607515), (303, 250625), (375, 202505), (401, 189375), (505, 150375), (625, 121503), (1203, 63125), (1515, 50125), (1875, 40501), (2005, 37875), (2525, 30075), (6015, 12625), (7575, 10025)]