156742930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{1031}}^1$

素因数の和:1722

約数の個数: 32

約数和(自身を含む): 295135488

約数和(自身を除く): 138392558

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 661, 1031, 1322, 2062, 3305, 5155, 6610, 10310, 15203, 23713, 30406, 47426, 76015, 118565, 152030, 237130, 681491, 1362982, 3407455, 6814910, 15674293, 31348586, 78371465, 156742930]

約数ペア:

[(1, 156742930), (2, 78371465), (5, 31348586), (10, 15674293), (23, 6814910), (46, 3407455), (115, 1362982), (230, 681491), (661, 237130), (1031, 152030), (1322, 118565), (2062, 76015), (3305, 47426), (5155, 30406), (6610, 23713), (10310, 15203)]