157260245

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 205476480

約数和(自身を除く): 48216235

約数列:

[1, 5, 19, 43, 95, 137, 215, 281, 685, 817, 1405, 2603, 4085, 5339, 5891, 12083, 13015, 26695, 29455, 38497, 60415, 111929, 192485, 229577, 559645, 731443, 1147885, 1655371, 3657215, 8276855, 31452049, 157260245]

約数ペア:

[(1, 157260245), (5, 31452049), (19, 8276855), (43, 3657215), (95, 1655371), (137, 1147885), (215, 731443), (281, 559645), (685, 229577), (817, 192485), (1405, 111929), (2603, 60415), (4085, 38497), (5339, 29455), (5891, 26695), (12083, 13015)]