143718640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{138191}}^1$

素因数の和:138217

約数の個数: 40

約数和(自身を含む): 359851968

約数和(自身を除く): 216133328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 138191, 276382, 552764, 690955, 1105528, 1381910, 1796483, 2211056, 2763820, 3592966, 5527640, 7185932, 8982415, 11055280, 14371864, 17964830, 28743728, 35929660, 71859320, 143718640]

約数ペア:

[(1, 143718640), (2, 71859320), (4, 35929660), (5, 28743728), (8, 17964830), (10, 14371864), (13, 11055280), (16, 8982415), (20, 7185932), (26, 5527640), (40, 3592966), (52, 2763820), (65, 2211056), (80, 1796483), (104, 1381910), (130, 1105528), (208, 690955), (260, 552764), (520, 276382), (1040, 138191)]