2012588500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{309629}}^1$

素因数の和:309661

約数の個数: 48

約数和(自身を含む): 4733623440

約数和(自身を除く): 2721034940

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6500, 309629, 619258, 1238516, 1548145, 3096290, 4025177, 6192580, 7740725, 8050354, 15481450, 16100708, 20125885, 30962900, 38703625, 40251770, 77407250, 80503540, 100629425, 154814500, 201258850, 402517700, 503147125, 1006294250, 2012588500]

約数ペア:

[(1, 2012588500), (2, 1006294250), (4, 503147125), (5, 402517700), (10, 201258850), (13, 154814500), (20, 100629425), (25, 80503540), (26, 77407250), (50, 40251770), (52, 38703625), (65, 30962900), (100, 20125885), (125, 16100708), (130, 15481450), (250, 8050354), (260, 7740725), (325, 6192580), (500, 4025177), (650, 3096290), (1300, 1548145), (1625, 1238516), (3250, 619258), (6500, 309629)]