65549960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:375

約数の個数: 128

約数和(自身を含む): 182891520

約数和(自身を除く): 117341560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 47, 56, 68, 70, 85, 94, 119, 136, 140, 170, 188, 235, 238, 280, 293, 329, 340, 376, 470, 476, 586, 595, 658, 680, 799, 940, 952, 1172, 1190, 1316, 1465, 1598, 1645, 1880, 2051, 2344, 2380, 2632, 2930, 3196, 3290, 3995, 4102, 4760, 4981, 5593, 5860, 6392, 6580, 7990, 8204, 9962, 10255, 11186, 11720, 13160, 13771, 15980, 16408, 19924, 20510, 22372, 24905, 27542, 27965, 31960, 34867, 39848, 41020, 44744, 49810, 55084, 55930, 68855, 69734, 82040, 96397, 99620, 110168, 111860, 137710, 139468, 174335, 192794, 199240, 223720, 234107, 275420, 278936, 348670, 385588, 468214, 481985, 550840, 697340, 771176, 936428, 963970, 1170535, 1394680, 1638749, 1872856, 1927940, 2341070, 3277498, 3855880, 4682140, 6554996, 8193745, 9364280, 13109992, 16387490, 32774980, 65549960]

約数ペア:

[(1, 65549960), (2, 32774980), (4, 16387490), (5, 13109992), (7, 9364280), (8, 8193745), (10, 6554996), (14, 4682140), (17, 3855880), (20, 3277498), (28, 2341070), (34, 1927940), (35, 1872856), (40, 1638749), (47, 1394680), (56, 1170535), (68, 963970), (70, 936428), (85, 771176), (94, 697340), (119, 550840), (136, 481985), (140, 468214), (170, 385588), (188, 348670), (235, 278936), (238, 275420), (280, 234107), (293, 223720), (329, 199240), (340, 192794), (376, 174335), (470, 139468), (476, 137710), (586, 111860), (595, 110168), (658, 99620), (680, 96397), (799, 82040), (940, 69734), (952, 68855), (1172, 55930), (1190, 55084), (1316, 49810), (1465, 44744), (1598, 41020), (1645, 39848), (1880, 34867), (2051, 31960), (2344, 27965), (2380, 27542), (2632, 24905), (2930, 22372), (3196, 20510), (3290, 19924), (3995, 16408), (4102, 15980), (4760, 13771), (4981, 13160), (5593, 11720), (5860, 11186), (6392, 10255), (6580, 9962), (7990, 8204)]