31871305570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1163}}^1\times {\mathrm{210803}}^1$

素因数の和:211986

約数の個数: 32

約数和(自身を含む): 61834715712

約数和(自身を除く): 29963410142

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1163, 2326, 5815, 11630, 15119, 30238, 75595, 151190, 210803, 421606, 1054015, 2108030, 2740439, 5480878, 13702195, 27404390, 245163889, 490327778, 1225819445, 2451638890, 3187130557, 6374261114, 15935652785, 31871305570]

約数ペア:

[(1, 31871305570), (2, 15935652785), (5, 6374261114), (10, 3187130557), (13, 2451638890), (26, 1225819445), (65, 490327778), (130, 245163889), (1163, 27404390), (2326, 13702195), (5815, 5480878), (11630, 2740439), (15119, 2108030), (30238, 1054015), (75595, 421606), (151190, 210803)]