5105625

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{389}}^1$

素因数の和:419

約数の個数: 40

約数和(自身を含む): 9746880

約数和(自身を除く): 4641255

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 389, 525, 625, 875, 1167, 1875, 1945, 2625, 2723, 4375, 5835, 8169, 9725, 13125, 13615, 29175, 40845, 48625, 68075, 145875, 204225, 243125, 340375, 729375, 1021125, 1701875, 5105625]

約数ペア:

[(1, 5105625), (3, 1701875), (5, 1021125), (7, 729375), (15, 340375), (21, 243125), (25, 204225), (35, 145875), (75, 68075), (105, 48625), (125, 40845), (175, 29175), (375, 13615), (389, 13125), (525, 9725), (625, 8169), (875, 5835), (1167, 4375), (1875, 2723), (1945, 2625)]