86877440

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:284

約数の個数: 144

約数和(自身を含む): 234880128

約数和(自身を除く): 148002688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 128, 130, 160, 184, 208, 227, 230, 256, 260, 299, 320, 368, 416, 454, 460, 520, 598, 640, 736, 832, 908, 920, 1040, 1135, 1196, 1280, 1472, 1495, 1664, 1816, 1840, 2080, 2270, 2392, 2944, 2951, 2990, 3328, 3632, 3680, 4160, 4540, 4784, 5221, 5888, 5902, 5980, 7264, 7360, 8320, 9080, 9568, 10442, 11804, 11960, 14528, 14720, 14755, 16640, 18160, 19136, 20884, 23608, 23920, 26105, 29056, 29440, 29510, 36320, 38272, 41768, 47216, 47840, 52210, 58112, 59020, 67873, 72640, 76544, 83536, 94432, 95680, 104420, 118040, 135746, 145280, 167072, 188864, 191360, 208840, 236080, 271492, 290560, 334144, 339365, 377728, 382720, 417680, 472160, 542984, 668288, 678730, 755456, 835360, 944320, 1085968, 1336576, 1357460, 1670720, 1888640, 2171936, 2714920, 3341440, 3777280, 4343872, 5429840, 6682880, 8687744, 10859680, 17375488, 21719360, 43438720, 86877440]

約数ペア:

[(1, 86877440), (2, 43438720), (4, 21719360), (5, 17375488), (8, 10859680), (10, 8687744), (13, 6682880), (16, 5429840), (20, 4343872), (23, 3777280), (26, 3341440), (32, 2714920), (40, 2171936), (46, 1888640), (52, 1670720), (64, 1357460), (65, 1336576), (80, 1085968), (92, 944320), (104, 835360), (115, 755456), (128, 678730), (130, 668288), (160, 542984), (184, 472160), (208, 417680), (227, 382720), (230, 377728), (256, 339365), (260, 334144), (299, 290560), (320, 271492), (368, 236080), (416, 208840), (454, 191360), (460, 188864), (520, 167072), (598, 145280), (640, 135746), (736, 118040), (832, 104420), (908, 95680), (920, 94432), (1040, 83536), (1135, 76544), (1196, 72640), (1280, 67873), (1472, 59020), (1495, 58112), (1664, 52210), (1816, 47840), (1840, 47216), (2080, 41768), (2270, 38272), (2392, 36320), (2944, 29510), (2951, 29440), (2990, 29056), (3328, 26105), (3632, 23920), (3680, 23608), (4160, 20884), (4540, 19136), (4784, 18160), (5221, 16640), (5888, 14755), (5902, 14720), (5980, 14528), (7264, 11960), (7360, 11804), (8320, 10442), (9080, 9568)]