161384125

素因数分解:

$5^3\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1019}}^1$

素因数の和:1222

約数の個数: 32

約数和(自身を含む): 231678720

約数和(自身を除く): 70294595

約数列:

[1, 5, 7, 25, 35, 125, 175, 181, 875, 905, 1019, 1267, 4525, 5095, 6335, 7133, 22625, 25475, 31675, 35665, 127375, 158375, 178325, 184439, 891625, 922195, 1291073, 4610975, 6455365, 23054875, 32276825, 161384125]

約数ペア:

[(1, 161384125), (5, 32276825), (7, 23054875), (25, 6455365), (35, 4610975), (125, 1291073), (175, 922195), (181, 891625), (875, 184439), (905, 178325), (1019, 158375), (1267, 127375), (4525, 35665), (5095, 31675), (6335, 25475), (7133, 22625)]