72358780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 171460800

約数和(自身を除く): 99102020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 59, 65, 89, 106, 118, 130, 178, 212, 236, 260, 265, 295, 356, 445, 530, 590, 689, 767, 890, 1060, 1157, 1180, 1378, 1534, 1780, 2314, 2756, 3068, 3127, 3445, 3835, 4628, 4717, 5251, 5785, 6254, 6890, 7670, 9434, 10502, 11570, 12508, 13780, 15340, 15635, 18868, 21004, 23140, 23585, 26255, 31270, 40651, 47170, 52510, 61321, 62540, 68263, 81302, 94340, 105020, 122642, 136526, 162604, 203255, 245284, 273052, 278303, 306605, 341315, 406510, 556606, 613210, 682630, 813020, 1113212, 1226420, 1365260, 1391515, 2783030, 3617939, 5566060, 7235878, 14471756, 18089695, 36179390, 72358780]

約数ペア:

[(1, 72358780), (2, 36179390), (4, 18089695), (5, 14471756), (10, 7235878), (13, 5566060), (20, 3617939), (26, 2783030), (52, 1391515), (53, 1365260), (59, 1226420), (65, 1113212), (89, 813020), (106, 682630), (118, 613210), (130, 556606), (178, 406510), (212, 341315), (236, 306605), (260, 278303), (265, 273052), (295, 245284), (356, 203255), (445, 162604), (530, 136526), (590, 122642), (689, 105020), (767, 94340), (890, 81302), (1060, 68263), (1157, 62540), (1180, 61321), (1378, 52510), (1534, 47170), (1780, 40651), (2314, 31270), (2756, 26255), (3068, 23585), (3127, 23140), (3445, 21004), (3835, 18868), (4628, 15635), (4717, 15340), (5251, 13780), (5785, 12508), (6254, 11570), (6890, 10502), (7670, 9434)]