15805400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6079}}^1$

素因数の和:6108

約数の個数: 48

約数和(自身を含む): 39580800

約数和(自身を除く): 23775400

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, 6079, 12158, 24316, 30395, 48632, 60790, 79027, 121580, 151975, 158054, 243160, 303950, 316108, 395135, 607900, 632216, 790270, 1215800, 1580540, 1975675, 3161080, 3951350, 7902700, 15805400]

約数ペア:

[(1, 15805400), (2, 7902700), (4, 3951350), (5, 3161080), (8, 1975675), (10, 1580540), (13, 1215800), (20, 790270), (25, 632216), (26, 607900), (40, 395135), (50, 316108), (52, 303950), (65, 243160), (100, 158054), (104, 151975), (130, 121580), (200, 79027), (260, 60790), (325, 48632), (520, 30395), (650, 24316), (1300, 12158), (2600, 6079)]