99653920

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6421}}^1$

素因数の和:6533

約数の個数: 48

約数和(自身を含む): 237896568

約数和(自身を除く): 138242648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 776, 970, 1552, 1940, 3104, 3880, 6421, 7760, 12842, 15520, 25684, 32105, 51368, 64210, 102736, 128420, 205472, 256840, 513680, 622837, 1027360, 1245674, 2491348, 3114185, 4982696, 6228370, 9965392, 12456740, 19930784, 24913480, 49826960, 99653920]

約数ペア:

[(1, 99653920), (2, 49826960), (4, 24913480), (5, 19930784), (8, 12456740), (10, 9965392), (16, 6228370), (20, 4982696), (32, 3114185), (40, 2491348), (80, 1245674), (97, 1027360), (160, 622837), (194, 513680), (388, 256840), (485, 205472), (776, 128420), (970, 102736), (1552, 64210), (1940, 51368), (3104, 32105), (3880, 25684), (6421, 15520), (7760, 12842)]