142766780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17713}}^1$

素因数の和:17766

約数の個数: 48

約数和(自身を含む): 333306624

約数和(自身を除く): 190539844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 17713, 35426, 70852, 88565, 177130, 230269, 354260, 460538, 549103, 921076, 1098206, 1151345, 2196412, 2302690, 2745515, 4605380, 5491030, 7138339, 10982060, 14276678, 28553356, 35691695, 71383390, 142766780]

約数ペア:

[(1, 142766780), (2, 71383390), (4, 35691695), (5, 28553356), (10, 14276678), (13, 10982060), (20, 7138339), (26, 5491030), (31, 4605380), (52, 2745515), (62, 2302690), (65, 2196412), (124, 1151345), (130, 1098206), (155, 921076), (260, 549103), (310, 460538), (403, 354260), (620, 230269), (806, 177130), (1612, 88565), (2015, 70852), (4030, 35426), (8060, 17713)]