25300760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1283}}^1$

素因数の和:1340

約数の個数: 64

約数和(自身を含む): 62402400

約数和(自身を除く): 37101640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 493, 580, 680, 986, 1160, 1283, 1972, 2465, 2566, 3944, 4930, 5132, 6415, 9860, 10264, 12830, 19720, 21811, 25660, 37207, 43622, 51320, 74414, 87244, 109055, 148828, 174488, 186035, 218110, 297656, 372070, 436220, 632519, 744140, 872440, 1265038, 1488280, 2530076, 3162595, 5060152, 6325190, 12650380, 25300760]

約数ペア:

[(1, 25300760), (2, 12650380), (4, 6325190), (5, 5060152), (8, 3162595), (10, 2530076), (17, 1488280), (20, 1265038), (29, 872440), (34, 744140), (40, 632519), (58, 436220), (68, 372070), (85, 297656), (116, 218110), (136, 186035), (145, 174488), (170, 148828), (232, 109055), (290, 87244), (340, 74414), (493, 51320), (580, 43622), (680, 37207), (986, 25660), (1160, 21811), (1283, 19720), (1972, 12830), (2465, 10264), (2566, 9860), (3944, 6415), (4930, 5132)]