90717400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23873}}^1$

素因数の和:23908

約数の個数: 48

約数和(自身を含む): 222028200

約数和(自身を除く): 131310800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 23873, 47746, 95492, 119365, 190984, 238730, 453587, 477460, 596825, 907174, 954920, 1193650, 1814348, 2267935, 2387300, 3628696, 4535870, 4774600, 9071740, 11339675, 18143480, 22679350, 45358700, 90717400]

約数ペア:

[(1, 90717400), (2, 45358700), (4, 22679350), (5, 18143480), (8, 11339675), (10, 9071740), (19, 4774600), (20, 4535870), (25, 3628696), (38, 2387300), (40, 2267935), (50, 1814348), (76, 1193650), (95, 954920), (100, 907174), (152, 596825), (190, 477460), (200, 453587), (380, 238730), (475, 190984), (760, 119365), (950, 95492), (1900, 47746), (3800, 23873)]