79231880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21767}}^1$

素因数の和:21798

約数の個数: 64

約数和(自身を含む): 219421440

約数和(自身を除く): 140189560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 21767, 43534, 87068, 108835, 152369, 174136, 217670, 282971, 304738, 435340, 565942, 609476, 761845, 870680, 1131884, 1218952, 1414855, 1523690, 1980797, 2263768, 2829710, 3047380, 3961594, 5659420, 6094760, 7923188, 9903985, 11318840, 15846376, 19807970, 39615940, 79231880]

約数ペア:

[(1, 79231880), (2, 39615940), (4, 19807970), (5, 15846376), (7, 11318840), (8, 9903985), (10, 7923188), (13, 6094760), (14, 5659420), (20, 3961594), (26, 3047380), (28, 2829710), (35, 2263768), (40, 1980797), (52, 1523690), (56, 1414855), (65, 1218952), (70, 1131884), (91, 870680), (104, 761845), (130, 609476), (140, 565942), (182, 435340), (260, 304738), (280, 282971), (364, 217670), (455, 174136), (520, 152369), (728, 108835), (910, 87068), (1820, 43534), (3640, 21767)]