31243160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60083}}^1$

素因数の和:60107

約数の個数: 32

約数和(自身を含む): 75705840

約数和(自身を除く): 44462680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 60083, 120166, 240332, 300415, 480664, 600830, 781079, 1201660, 1562158, 2403320, 3124316, 3905395, 6248632, 7810790, 15621580, 31243160]

約数ペア:

[(1, 31243160), (2, 15621580), (4, 7810790), (5, 6248632), (8, 3905395), (10, 3124316), (13, 2403320), (20, 1562158), (26, 1201660), (40, 781079), (52, 600830), (65, 480664), (104, 300415), (130, 240332), (260, 120166), (520, 60083)]