4065100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 9843120

約数和(自身を除く): 5778020

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 53, 59, 65, 100, 106, 118, 130, 212, 236, 260, 265, 295, 325, 530, 590, 650, 689, 767, 1060, 1180, 1300, 1325, 1378, 1475, 1534, 2650, 2756, 2950, 3068, 3127, 3445, 3835, 5300, 5900, 6254, 6890, 7670, 12508, 13780, 15340, 15635, 17225, 19175, 31270, 34450, 38350, 40651, 62540, 68900, 76700, 78175, 81302, 156350, 162604, 203255, 312700, 406510, 813020, 1016275, 2032550, 4065100]

約数ペア:

[(1, 4065100), (2, 2032550), (4, 1016275), (5, 813020), (10, 406510), (13, 312700), (20, 203255), (25, 162604), (26, 156350), (50, 81302), (52, 78175), (53, 76700), (59, 68900), (65, 62540), (100, 40651), (106, 38350), (118, 34450), (130, 31270), (212, 19175), (236, 17225), (260, 15635), (265, 15340), (295, 13780), (325, 12508), (530, 7670), (590, 6890), (650, 6254), (689, 5900), (767, 5300), (1060, 3835), (1180, 3445), (1300, 3127), (1325, 3068), (1378, 2950), (1475, 2756), (1534, 2650)]