72780124

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{281}}^1\times {\mathrm{887}}^1$

素因数の和:1245

約数の個数: 24

約数和(自身を含む): 129715488

約数和(自身を除く): 56935364

約数列:

[1, 2, 4, 73, 146, 281, 292, 562, 887, 1124, 1774, 3548, 20513, 41026, 64751, 82052, 129502, 249247, 259004, 498494, 996988, 18195031, 36390062, 72780124]

約数ペア:

[(1, 72780124), (2, 36390062), (4, 18195031), (73, 996988), (146, 498494), (281, 259004), (292, 249247), (562, 129502), (887, 82052), (1124, 64751), (1774, 41026), (3548, 20513)]