156827320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{301591}}^1$

素因数の和:301615

約数の個数: 32

約数和(自身を含む): 380005920

約数和(自身を除く): 223178600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 301591, 603182, 1206364, 1507955, 2412728, 3015910, 3920683, 6031820, 7841366, 12063640, 15682732, 19603415, 31365464, 39206830, 78413660, 156827320]

約数ペア:

[(1, 156827320), (2, 78413660), (4, 39206830), (5, 31365464), (8, 19603415), (10, 15682732), (13, 12063640), (20, 7841366), (26, 6031820), (40, 3920683), (52, 3015910), (65, 2412728), (104, 1507955), (130, 1206364), (260, 603182), (520, 301591)]