161968560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51913}}^1$

素因数の和:51942

約数の個数: 80

約数和(自身を含む): 540736224

約数和(自身を除く): 378767664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 51913, 103826, 155739, 207652, 259565, 311478, 415304, 519130, 622956, 674869, 778695, 830608, 1038260, 1245912, 1349738, 1557390, 2024607, 2076520, 2491824, 2699476, 3114780, 3374345, 4049214, 4153040, 5398952, 6229560, 6748690, 8098428, 10123035, 10797904, 12459120, 13497380, 16196856, 20246070, 26994760, 32393712, 40492140, 53989520, 80984280, 161968560]

約数ペア:

[(1, 161968560), (2, 80984280), (3, 53989520), (4, 40492140), (5, 32393712), (6, 26994760), (8, 20246070), (10, 16196856), (12, 13497380), (13, 12459120), (15, 10797904), (16, 10123035), (20, 8098428), (24, 6748690), (26, 6229560), (30, 5398952), (39, 4153040), (40, 4049214), (48, 3374345), (52, 3114780), (60, 2699476), (65, 2491824), (78, 2076520), (80, 2024607), (104, 1557390), (120, 1349738), (130, 1245912), (156, 1038260), (195, 830608), (208, 778695), (240, 674869), (260, 622956), (312, 519130), (390, 415304), (520, 311478), (624, 259565), (780, 207652), (1040, 155739), (1560, 103826), (3120, 51913)]