161309330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1721}}^1$

素因数の和:1851

約数の個数: 64

約数和(自身を含む): 361041408

約数和(自身を除く): 199732078

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 103, 130, 182, 206, 455, 515, 721, 910, 1030, 1339, 1442, 1721, 2678, 3442, 3605, 6695, 7210, 8605, 9373, 12047, 13390, 17210, 18746, 22373, 24094, 44746, 46865, 60235, 93730, 111865, 120470, 156611, 177263, 223730, 313222, 354526, 783055, 886315, 1240841, 1566110, 1772630, 2304419, 2481682, 4608838, 6204205, 11522095, 12408410, 16130933, 23044190, 32261866, 80654665, 161309330]

約数ペア:

[(1, 161309330), (2, 80654665), (5, 32261866), (7, 23044190), (10, 16130933), (13, 12408410), (14, 11522095), (26, 6204205), (35, 4608838), (65, 2481682), (70, 2304419), (91, 1772630), (103, 1566110), (130, 1240841), (182, 886315), (206, 783055), (455, 354526), (515, 313222), (721, 223730), (910, 177263), (1030, 156611), (1339, 120470), (1442, 111865), (1721, 93730), (2678, 60235), (3442, 46865), (3605, 44746), (6695, 24094), (7210, 22373), (8605, 18746), (9373, 17210), (12047, 13390)]