326778625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{617}}^1$

素因数の和:874

約数の個数: 32

約数和(自身を含む): 431907840

約数和(自身を除く): 105129215

約数列:

[1, 5, 19, 25, 95, 125, 223, 475, 617, 1115, 2375, 3085, 4237, 5575, 11723, 15425, 21185, 27875, 58615, 77125, 105925, 137591, 293075, 529625, 687955, 1465375, 2614229, 3439775, 13071145, 17198875, 65355725, 326778625]

約数ペア:

[(1, 326778625), (5, 65355725), (19, 17198875), (25, 13071145), (95, 3439775), (125, 2614229), (223, 1465375), (475, 687955), (617, 529625), (1115, 293075), (2375, 137591), (3085, 105925), (4237, 77125), (5575, 58615), (11723, 27875), (15425, 21185)]