51224720

素因数分解:

$2^4\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1229}}^1$

素因数の和:1763

約数の個数: 40

約数和(自身を含む): 119423160

約数和(自身を除く): 68198440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 521, 1042, 1229, 2084, 2458, 2605, 4168, 4916, 5210, 6145, 8336, 9832, 10420, 12290, 19664, 20840, 24580, 41680, 49160, 98320, 640309, 1280618, 2561236, 3201545, 5122472, 6403090, 10244944, 12806180, 25612360, 51224720]

約数ペア:

[(1, 51224720), (2, 25612360), (4, 12806180), (5, 10244944), (8, 6403090), (10, 5122472), (16, 3201545), (20, 2561236), (40, 1280618), (80, 640309), (521, 98320), (1042, 49160), (1229, 41680), (2084, 24580), (2458, 20840), (2605, 19664), (4168, 12290), (4916, 10420), (5210, 9832), (6145, 8336)]