49998280

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{6983}}^1$

素因数の和:7173

約数の個数: 32

約数和(自身を含む): 113140800

約数和(自身を除く): 63142520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 6983, 7160, 13966, 27932, 34915, 55864, 69830, 139660, 279320, 1249957, 2499914, 4999828, 6249785, 9999656, 12499570, 24999140, 49998280]

約数ペア:

[(1, 49998280), (2, 24999140), (4, 12499570), (5, 9999656), (8, 6249785), (10, 4999828), (20, 2499914), (40, 1249957), (179, 279320), (358, 139660), (716, 69830), (895, 55864), (1432, 34915), (1790, 27932), (3580, 13966), (6983, 7160)]