205221808

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{1493}}^1$

素因数の和:1594

約数の個数: 60

約数和(自身を含む): 443502864

約数和(自身を除く): 238281056

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 121, 142, 176, 242, 284, 484, 568, 781, 968, 1136, 1493, 1562, 1936, 2986, 3124, 5972, 6248, 8591, 11944, 12496, 16423, 17182, 23888, 32846, 34364, 65692, 68728, 106003, 131384, 137456, 180653, 212006, 262768, 361306, 424012, 722612, 848024, 1166033, 1445224, 1696048, 2332066, 2890448, 4664132, 9328264, 12826363, 18656528, 25652726, 51305452, 102610904, 205221808]

約数ペア:

[(1, 205221808), (2, 102610904), (4, 51305452), (8, 25652726), (11, 18656528), (16, 12826363), (22, 9328264), (44, 4664132), (71, 2890448), (88, 2332066), (121, 1696048), (142, 1445224), (176, 1166033), (242, 848024), (284, 722612), (484, 424012), (568, 361306), (781, 262768), (968, 212006), (1136, 180653), (1493, 137456), (1562, 131384), (1936, 106003), (2986, 68728), (3124, 65692), (5972, 34364), (6248, 32846), (8591, 23888), (11944, 17182), (12496, 16423)]