78365040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25117}}^1$

素因数の和:25146

約数の個数: 80

約数和(自身を含む): 261629088

約数和(自身を除く): 183264048

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, 25117, 50234, 75351, 100468, 125585, 150702, 200936, 251170, 301404, 326521, 376755, 401872, 502340, 602808, 653042, 753510, 979563, 1004680, 1205616, 1306084, 1507020, 1632605, 1959126, 2009360, 2612168, 3014040, 3265210, 3918252, 4897815, 5224336, 6028080, 6530420, 7836504, 9795630, 13060840, 15673008, 19591260, 26121680, 39182520, 78365040]

約数ペア:

[(1, 78365040), (2, 39182520), (3, 26121680), (4, 19591260), (5, 15673008), (6, 13060840), (8, 9795630), (10, 7836504), (12, 6530420), (13, 6028080), (15, 5224336), (16, 4897815), (20, 3918252), (24, 3265210), (26, 3014040), (30, 2612168), (39, 2009360), (40, 1959126), (48, 1632605), (52, 1507020), (60, 1306084), (65, 1205616), (78, 1004680), (80, 979563), (104, 753510), (120, 653042), (130, 602808), (156, 502340), (195, 401872), (208, 376755), (240, 326521), (260, 301404), (312, 251170), (390, 200936), (520, 150702), (624, 125585), (780, 100468), (1040, 75351), (1560, 50234), (3120, 25117)]