54104875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1$

素因数の和:173

約数の個数: 48

約数和(自身を含む): 78455520

約数和(自身を除く): 24350645

約数列:

[1, 5, 11, 19, 25, 55, 95, 109, 125, 209, 275, 361, 475, 545, 1045, 1199, 1375, 1805, 2071, 2375, 2725, 3971, 5225, 5995, 9025, 10355, 13625, 19855, 22781, 26125, 29975, 39349, 45125, 51775, 99275, 113905, 149875, 196745, 258875, 432839, 496375, 569525, 983725, 2164195, 2847625, 4918625, 10820975, 54104875]

約数ペア:

[(1, 54104875), (5, 10820975), (11, 4918625), (19, 2847625), (25, 2164195), (55, 983725), (95, 569525), (109, 496375), (125, 432839), (209, 258875), (275, 196745), (361, 149875), (475, 113905), (545, 99275), (1045, 51775), (1199, 45125), (1375, 39349), (1805, 29975), (2071, 26125), (2375, 22781), (2725, 19855), (3971, 13625), (5225, 10355), (5995, 9025)]