765440

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:59

約数の個数: 80

約数和(自身を含む): 2062368

約数和(自身を除く): 1296928

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, 230, 256, 260, 299, 320, 368, 416, 460, 512, 520, 598, 640, 736, 832, 920, 1040, 1196, 1280, 1472, 1495, 1664, 1840, 2080, 2392, 2560, 2944, 2990, 3328, 3680, 4160, 4784, 5888, 5980, 6656, 7360, 8320, 9568, 11776, 11960, 14720, 16640, 19136, 23920, 29440, 33280, 38272, 47840, 58880, 76544, 95680, 153088, 191360, 382720, 765440]

約数ペア:

[(1, 765440), (2, 382720), (4, 191360), (5, 153088), (8, 95680), (10, 76544), (13, 58880), (16, 47840), (20, 38272), (23, 33280), (26, 29440), (32, 23920), (40, 19136), (46, 16640), (52, 14720), (64, 11960), (65, 11776), (80, 9568), (92, 8320), (104, 7360), (115, 6656), (128, 5980), (130, 5888), (160, 4784), (184, 4160), (208, 3680), (230, 3328), (256, 2990), (260, 2944), (299, 2560), (320, 2392), (368, 2080), (416, 1840), (460, 1664), (512, 1495), (520, 1472), (598, 1280), (640, 1196), (736, 1040), (832, 920)]