16552640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:226

約数の個数: 112

約数和(自身を含む): 44549568

約数和(自身を除く): 27996928

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, 173, 184, 208, 230, 260, 299, 320, 346, 368, 416, 460, 520, 598, 692, 736, 832, 865, 920, 1040, 1196, 1384, 1472, 1495, 1730, 1840, 2080, 2249, 2392, 2768, 2990, 3460, 3680, 3979, 4160, 4498, 4784, 5536, 5980, 6920, 7360, 7958, 8996, 9568, 11072, 11245, 11960, 13840, 15916, 17992, 19136, 19895, 22490, 23920, 27680, 31832, 35984, 39790, 44980, 47840, 51727, 55360, 63664, 71968, 79580, 89960, 95680, 103454, 127328, 143936, 159160, 179920, 206908, 254656, 258635, 318320, 359840, 413816, 517270, 636640, 719680, 827632, 1034540, 1273280, 1655264, 2069080, 3310528, 4138160, 8276320, 16552640]

約数ペア:

[(1, 16552640), (2, 8276320), (4, 4138160), (5, 3310528), (8, 2069080), (10, 1655264), (13, 1273280), (16, 1034540), (20, 827632), (23, 719680), (26, 636640), (32, 517270), (40, 413816), (46, 359840), (52, 318320), (64, 258635), (65, 254656), (80, 206908), (92, 179920), (104, 159160), (115, 143936), (130, 127328), (160, 103454), (173, 95680), (184, 89960), (208, 79580), (230, 71968), (260, 63664), (299, 55360), (320, 51727), (346, 47840), (368, 44980), (416, 39790), (460, 35984), (520, 31832), (598, 27680), (692, 23920), (736, 22490), (832, 19895), (865, 19136), (920, 17992), (1040, 15916), (1196, 13840), (1384, 11960), (1472, 11245), (1495, 11072), (1730, 9568), (1840, 8996), (2080, 7958), (2249, 7360), (2392, 6920), (2768, 5980), (2990, 5536), (3460, 4784), (3680, 4498), (3979, 4160)]