686609872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{701}}^1$

素因数の和:1016

約数の個数: 80

約数和(自身を含む): 1524558672

約数和(自身を除く): 837948800

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 277, 442, 554, 701, 884, 1108, 1402, 1768, 2216, 2804, 3536, 3601, 4432, 4709, 5608, 7202, 9113, 9418, 11216, 11917, 14404, 18226, 18836, 23834, 28808, 36452, 37672, 47668, 57616, 61217, 72904, 75344, 95336, 122434, 145808, 154921, 190672, 194177, 244868, 309842, 388354, 489736, 619684, 776708, 979472, 1239368, 1553416, 2478736, 2524301, 3106832, 3301009, 5048602, 6602018, 10097204, 13204036, 20194408, 26408072, 40388816, 42913117, 52816144, 85826234, 171652468, 343304936, 686609872]

約数ペア:

[(1, 686609872), (2, 343304936), (4, 171652468), (8, 85826234), (13, 52816144), (16, 42913117), (17, 40388816), (26, 26408072), (34, 20194408), (52, 13204036), (68, 10097204), (104, 6602018), (136, 5048602), (208, 3301009), (221, 3106832), (272, 2524301), (277, 2478736), (442, 1553416), (554, 1239368), (701, 979472), (884, 776708), (1108, 619684), (1402, 489736), (1768, 388354), (2216, 309842), (2804, 244868), (3536, 194177), (3601, 190672), (4432, 154921), (4709, 145808), (5608, 122434), (7202, 95336), (9113, 75344), (9418, 72904), (11216, 61217), (11917, 57616), (14404, 47668), (18226, 37672), (18836, 36452), (23834, 28808)]