5200206400

素因数分解:

$2^6\times 5^2\times {\mathrm{3250129}}^1$

素因数の和:3250151

約数の個数: 42

約数和(自身を含む): 12795761810

約数和(自身を除く): 7595555410

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 3250129, 6500258, 13000516, 16250645, 26001032, 32501290, 52002064, 65002580, 81253225, 104004128, 130005160, 162506450, 208008256, 260010320, 325012900, 520020640, 650025800, 1040041280, 1300051600, 2600103200, 5200206400]

約数ペア:

[(1, 5200206400), (2, 2600103200), (4, 1300051600), (5, 1040041280), (8, 650025800), (10, 520020640), (16, 325012900), (20, 260010320), (25, 208008256), (32, 162506450), (40, 130005160), (50, 104004128), (64, 81253225), (80, 65002580), (100, 52002064), (160, 32501290), (200, 26001032), (320, 16250645), (400, 13000516), (800, 6500258), (1600, 3250129)]