2017572500

素因数分解:

$2^2\times 5^4\times {\mathrm{521}}^1\times {\mathrm{1549}}^1$

素因数の和:2094

約数の個数: 60

約数和(自身を含む): 4423349700

約数和(自身を除く): 2405777200

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 521, 625, 1042, 1250, 1549, 2084, 2500, 2605, 3098, 5210, 6196, 7745, 10420, 13025, 15490, 26050, 30980, 38725, 52100, 65125, 77450, 130250, 154900, 193625, 260500, 325625, 387250, 651250, 774500, 807029, 968125, 1302500, 1614058, 1936250, 3228116, 3872500, 4035145, 8070290, 16140580, 20175725, 40351450, 80702900, 100878625, 201757250, 403514500, 504393125, 1008786250, 2017572500]

約数ペア:

[(1, 2017572500), (2, 1008786250), (4, 504393125), (5, 403514500), (10, 201757250), (20, 100878625), (25, 80702900), (50, 40351450), (100, 20175725), (125, 16140580), (250, 8070290), (500, 4035145), (521, 3872500), (625, 3228116), (1042, 1936250), (1250, 1614058), (1549, 1302500), (2084, 968125), (2500, 807029), (2605, 774500), (3098, 651250), (5210, 387250), (6196, 325625), (7745, 260500), (10420, 193625), (13025, 154900), (15490, 130250), (26050, 77450), (30980, 65125), (38725, 52100)]