79206920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11717}}^1$

素因数の和:11754

約数の個数: 48

約数和(自身を含む): 192995460

約数和(自身を除く): 113788540

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 11717, 23434, 46868, 58585, 93736, 117170, 152321, 234340, 304642, 468680, 609284, 761605, 1218568, 1523210, 1980173, 3046420, 3960346, 6092840, 7920692, 9900865, 15841384, 19801730, 39603460, 79206920]

約数ペア:

[(1, 79206920), (2, 39603460), (4, 19801730), (5, 15841384), (8, 9900865), (10, 7920692), (13, 6092840), (20, 3960346), (26, 3046420), (40, 1980173), (52, 1523210), (65, 1218568), (104, 761605), (130, 609284), (169, 468680), (260, 304642), (338, 234340), (520, 152321), (676, 117170), (845, 93736), (1352, 58585), (1690, 46868), (3380, 23434), (6760, 11717)]