31423175

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 47949312

約数和(自身を除く): 16526137

約数列:

[1, 5, 7, 23, 25, 35, 37, 115, 161, 175, 185, 211, 259, 575, 805, 851, 925, 1055, 1295, 1477, 4025, 4255, 4853, 5275, 5957, 6475, 7385, 7807, 21275, 24265, 29785, 33971, 36925, 39035, 54649, 121325, 148925, 169855, 179561, 195175, 273245, 849275, 897805, 1256927, 1366225, 4489025, 6284635, 31423175]

約数ペア:

[(1, 31423175), (5, 6284635), (7, 4489025), (23, 1366225), (25, 1256927), (35, 897805), (37, 849275), (115, 273245), (161, 195175), (175, 179561), (185, 169855), (211, 148925), (259, 121325), (575, 54649), (805, 39035), (851, 36925), (925, 33971), (1055, 29785), (1295, 24265), (1477, 21275), (4025, 7807), (4255, 7385), (4853, 6475), (5275, 5957)]