29557840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 75026448

約数和(自身を除く): 45468608

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 97, 104, 130, 194, 208, 260, 293, 388, 485, 520, 586, 776, 970, 1040, 1172, 1261, 1465, 1552, 1940, 2344, 2522, 2930, 3809, 3880, 4688, 5044, 5860, 6305, 7618, 7760, 10088, 11720, 12610, 15236, 19045, 20176, 23440, 25220, 28421, 30472, 38090, 50440, 56842, 60944, 76180, 100880, 113684, 142105, 152360, 227368, 284210, 304720, 369473, 454736, 568420, 738946, 1136840, 1477892, 1847365, 2273680, 2955784, 3694730, 5911568, 7389460, 14778920, 29557840]

約数ペア:

[(1, 29557840), (2, 14778920), (4, 7389460), (5, 5911568), (8, 3694730), (10, 2955784), (13, 2273680), (16, 1847365), (20, 1477892), (26, 1136840), (40, 738946), (52, 568420), (65, 454736), (80, 369473), (97, 304720), (104, 284210), (130, 227368), (194, 152360), (208, 142105), (260, 113684), (293, 100880), (388, 76180), (485, 60944), (520, 56842), (586, 50440), (776, 38090), (970, 30472), (1040, 28421), (1172, 25220), (1261, 23440), (1465, 20176), (1552, 19045), (1940, 15236), (2344, 12610), (2522, 11720), (2930, 10088), (3809, 7760), (3880, 7618), (4688, 6305), (5044, 5860)]