77423320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{148891}}^1$

素因数の和:148915

約数の個数: 32

約数和(自身を含む): 187603920

約数和(自身を除く): 110180600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 148891, 297782, 595564, 744455, 1191128, 1488910, 1935583, 2977820, 3871166, 5955640, 7742332, 9677915, 15484664, 19355830, 38711660, 77423320]

約数ペア:

[(1, 77423320), (2, 38711660), (4, 19355830), (5, 15484664), (8, 9677915), (10, 7742332), (13, 5955640), (20, 3871166), (26, 2977820), (40, 1935583), (52, 1488910), (65, 1191128), (104, 744455), (130, 595564), (260, 297782), (520, 148891)]