47688100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{1321}}^1$

素因数の和:1373

約数の個数: 54

約数和(自身を含む): 109298994

約数和(自身を除く): 61610894

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 361, 380, 475, 722, 950, 1321, 1444, 1805, 1900, 2642, 3610, 5284, 6605, 7220, 9025, 13210, 18050, 25099, 26420, 33025, 36100, 50198, 66050, 100396, 125495, 132100, 250990, 476881, 501980, 627475, 953762, 1254950, 1907524, 2384405, 2509900, 4768810, 9537620, 11922025, 23844050, 47688100]

約数ペア:

[(1, 47688100), (2, 23844050), (4, 11922025), (5, 9537620), (10, 4768810), (19, 2509900), (20, 2384405), (25, 1907524), (38, 1254950), (50, 953762), (76, 627475), (95, 501980), (100, 476881), (190, 250990), (361, 132100), (380, 125495), (475, 100396), (722, 66050), (950, 50198), (1321, 36100), (1444, 33025), (1805, 26420), (1900, 25099), (2642, 18050), (3610, 13210), (5284, 9025), (6605, 7220)]