1325625

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{101}}^1$

素因数の和:131

約数の個数: 40

約数和(自身を含む): 2549184

約数和(自身を除く): 1223559

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 101, 105, 125, 175, 303, 375, 505, 525, 625, 707, 875, 1515, 1875, 2121, 2525, 2625, 3535, 4375, 7575, 10605, 12625, 13125, 17675, 37875, 53025, 63125, 88375, 189375, 265125, 441875, 1325625]

約数ペア:

[(1, 1325625), (3, 441875), (5, 265125), (7, 189375), (15, 88375), (21, 63125), (25, 53025), (35, 37875), (75, 17675), (101, 13125), (105, 12625), (125, 10605), (175, 7575), (303, 4375), (375, 3535), (505, 2625), (525, 2525), (625, 2121), (707, 1875), (875, 1515)]