73820240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70981}}^1$

素因数の和:71007

約数の個数: 40

約数和(自身を含む): 184837128

約数和(自身を除く): 111016888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 70981, 141962, 283924, 354905, 567848, 709810, 922753, 1135696, 1419620, 1845506, 2839240, 3691012, 4613765, 5678480, 7382024, 9227530, 14764048, 18455060, 36910120, 73820240]

約数ペア:

[(1, 73820240), (2, 36910120), (4, 18455060), (5, 14764048), (8, 9227530), (10, 7382024), (13, 5678480), (16, 4613765), (20, 3691012), (26, 2839240), (40, 1845506), (52, 1419620), (65, 1135696), (80, 922753), (104, 709810), (130, 567848), (208, 354905), (260, 283924), (520, 141962), (1040, 70981)]