78280130

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{491}}^1$

素因数の和:754

約数の個数: 32

約数和(自身を含む): 143467200

約数和(自身を除く): 65187070

約数列:

[1, 2, 5, 10, 107, 149, 214, 298, 491, 535, 745, 982, 1070, 1490, 2455, 4910, 15943, 31886, 52537, 73159, 79715, 105074, 146318, 159430, 262685, 365795, 525370, 731590, 7828013, 15656026, 39140065, 78280130]

約数ペア:

[(1, 78280130), (2, 39140065), (5, 15656026), (10, 7828013), (107, 731590), (149, 525370), (214, 365795), (298, 262685), (491, 159430), (535, 146318), (745, 105074), (982, 79715), (1070, 73159), (1490, 52537), (2455, 31886), (4910, 15943)]