20153309800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7751273}}^1$

素因数の和:7751302

約数の個数: 48

約数和(自身を含む): 50460793740

約数和(自身を除く): 30307483940

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 7751273, 15502546, 31005092, 38756365, 62010184, 77512730, 100766549, 155025460, 193781825, 201533098, 310050920, 387563650, 403066196, 503832745, 775127300, 806132392, 1007665490, 1550254600, 2015330980, 2519163725, 4030661960, 5038327450, 10076654900, 20153309800]

約数ペア:

[(1, 20153309800), (2, 10076654900), (4, 5038327450), (5, 4030661960), (8, 2519163725), (10, 2015330980), (13, 1550254600), (20, 1007665490), (25, 806132392), (26, 775127300), (40, 503832745), (50, 403066196), (52, 387563650), (65, 310050920), (100, 201533098), (104, 193781825), (130, 155025460), (200, 100766549), (260, 77512730), (325, 62010184), (520, 38756365), (650, 31005092), (1300, 15502546), (2600, 7751273)]