13872875

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 32

約数和(自身を含む): 18532800

約数和(自身を除く): 4659925

約数列:

[1, 5, 25, 29, 43, 89, 125, 145, 215, 445, 725, 1075, 1247, 2225, 2581, 3625, 3827, 5375, 6235, 11125, 12905, 19135, 31175, 64525, 95675, 110983, 155875, 322625, 478375, 554915, 2774575, 13872875]

約数ペア:

[(1, 13872875), (5, 2774575), (25, 554915), (29, 478375), (43, 322625), (89, 155875), (125, 110983), (145, 95675), (215, 64525), (445, 31175), (725, 19135), (1075, 12905), (1247, 11125), (2225, 6235), (2581, 5375), (3625, 3827)]