2008498550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{16139}}^1$

素因数の和:16301

約数の個数: 48

約数和(自身を含む): 3962692800

約数和(自身を除く): 1954194250

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 131, 190, 262, 475, 655, 950, 1310, 2489, 3275, 4978, 6550, 12445, 16139, 24890, 32278, 62225, 80695, 124450, 161390, 306641, 403475, 613282, 806950, 1533205, 2114209, 3066410, 4228418, 7666025, 10571045, 15332050, 21142090, 40169971, 52855225, 80339942, 105710450, 200849855, 401699710, 1004249275, 2008498550]

約数ペア:

[(1, 2008498550), (2, 1004249275), (5, 401699710), (10, 200849855), (19, 105710450), (25, 80339942), (38, 52855225), (50, 40169971), (95, 21142090), (131, 15332050), (190, 10571045), (262, 7666025), (475, 4228418), (655, 3066410), (950, 2114209), (1310, 1533205), (2489, 806950), (3275, 613282), (4978, 403475), (6550, 306641), (12445, 161390), (16139, 124450), (24890, 80695), (32278, 62225)]