86781760

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1$

素因数の和:960

約数の個数: 112

約数和(自身を含む): 232477056

約数和(自身を除く): 145695296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 130, 160, 184, 208, 230, 260, 299, 320, 368, 416, 460, 520, 598, 736, 832, 907, 920, 1040, 1196, 1472, 1495, 1814, 1840, 2080, 2392, 2990, 3628, 3680, 4160, 4535, 4784, 5980, 7256, 7360, 9070, 9568, 11791, 11960, 14512, 18140, 19136, 20861, 23582, 23920, 29024, 36280, 41722, 47164, 47840, 58048, 58955, 72560, 83444, 94328, 95680, 104305, 117910, 145120, 166888, 188656, 208610, 235820, 271193, 290240, 333776, 377312, 417220, 471640, 542386, 667552, 754624, 834440, 943280, 1084772, 1335104, 1355965, 1668880, 1886560, 2169544, 2711930, 3337760, 3773120, 4339088, 5423860, 6675520, 8678176, 10847720, 17356352, 21695440, 43390880, 86781760]

約数ペア:

[(1, 86781760), (2, 43390880), (4, 21695440), (5, 17356352), (8, 10847720), (10, 8678176), (13, 6675520), (16, 5423860), (20, 4339088), (23, 3773120), (26, 3337760), (32, 2711930), (40, 2169544), (46, 1886560), (52, 1668880), (64, 1355965), (65, 1335104), (80, 1084772), (92, 943280), (104, 834440), (115, 754624), (130, 667552), (160, 542386), (184, 471640), (208, 417220), (230, 377312), (260, 333776), (299, 290240), (320, 271193), (368, 235820), (416, 208610), (460, 188656), (520, 166888), (598, 145120), (736, 117910), (832, 104305), (907, 95680), (920, 94328), (1040, 83444), (1196, 72560), (1472, 58955), (1495, 58048), (1814, 47840), (1840, 47164), (2080, 41722), (2392, 36280), (2990, 29024), (3628, 23920), (3680, 23582), (4160, 20861), (4535, 19136), (4784, 18140), (5980, 14512), (7256, 11960), (7360, 11791), (9070, 9568)]