128573705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{277}}^1$

素因数の和:525

約数の個数: 32

約数和(自身を含む): 172150944

約数和(自身を除く): 43577239

約数列:

[1, 5, 13, 37, 65, 185, 193, 277, 481, 965, 1385, 2405, 2509, 3601, 7141, 10249, 12545, 18005, 35705, 51245, 53461, 92833, 133237, 267305, 464165, 666185, 694993, 1978057, 3474965, 9890285, 25714741, 128573705]

約数ペア:

[(1, 128573705), (5, 25714741), (13, 9890285), (37, 3474965), (65, 1978057), (185, 694993), (193, 666185), (277, 464165), (481, 267305), (965, 133237), (1385, 92833), (2405, 53461), (2509, 51245), (3601, 35705), (7141, 18005), (10249, 12545)]