90149020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{9371}}^1$

素因数の和:9430

約数の個数: 48

約数和(自身を含む): 209407968

約数和(自身を除く): 119258948

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 9371, 9620, 18742, 37484, 46855, 93710, 121823, 187420, 243646, 346727, 487292, 609115, 693454, 1218230, 1386908, 1733635, 2436460, 3467270, 4507451, 6934540, 9014902, 18029804, 22537255, 45074510, 90149020]

約数ペア:

[(1, 90149020), (2, 45074510), (4, 22537255), (5, 18029804), (10, 9014902), (13, 6934540), (20, 4507451), (26, 3467270), (37, 2436460), (52, 1733635), (65, 1386908), (74, 1218230), (130, 693454), (148, 609115), (185, 487292), (260, 346727), (370, 243646), (481, 187420), (740, 121823), (962, 93710), (1924, 46855), (2405, 37484), (4810, 18742), (9371, 9620)]