84325280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:670

約数の個数: 96

約数和(自身を含む): 217945728

約数和(自身を除く): 133620448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 71, 80, 104, 130, 142, 160, 208, 260, 284, 355, 416, 520, 568, 571, 710, 923, 1040, 1136, 1142, 1420, 1846, 2080, 2272, 2284, 2840, 2855, 3692, 4568, 4615, 5680, 5710, 7384, 7423, 9136, 9230, 11360, 11420, 14768, 14846, 18272, 18460, 22840, 29536, 29692, 36920, 37115, 40541, 45680, 59384, 73840, 74230, 81082, 91360, 118768, 147680, 148460, 162164, 202705, 237536, 296920, 324328, 405410, 527033, 593840, 648656, 810820, 1054066, 1187680, 1297312, 1621640, 2108132, 2635165, 3243280, 4216264, 5270330, 6486560, 8432528, 10540660, 16865056, 21081320, 42162640, 84325280]

約数ペア:

[(1, 84325280), (2, 42162640), (4, 21081320), (5, 16865056), (8, 10540660), (10, 8432528), (13, 6486560), (16, 5270330), (20, 4216264), (26, 3243280), (32, 2635165), (40, 2108132), (52, 1621640), (65, 1297312), (71, 1187680), (80, 1054066), (104, 810820), (130, 648656), (142, 593840), (160, 527033), (208, 405410), (260, 324328), (284, 296920), (355, 237536), (416, 202705), (520, 162164), (568, 148460), (571, 147680), (710, 118768), (923, 91360), (1040, 81082), (1136, 74230), (1142, 73840), (1420, 59384), (1846, 45680), (2080, 40541), (2272, 37115), (2284, 36920), (2840, 29692), (2855, 29536), (3692, 22840), (4568, 18460), (4615, 18272), (5680, 14846), (5710, 14768), (7384, 11420), (7423, 11360), (9136, 9230)]