2198073025

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 2849817600

約数和(自身を除く): 651744575

約数列:

[1, 5, 25, 59, 71, 139, 151, 295, 355, 695, 755, 1475, 1775, 3475, 3775, 4189, 8201, 8909, 9869, 10721, 20945, 20989, 41005, 44545, 49345, 53605, 104725, 104945, 205025, 222725, 246725, 268025, 524725, 582271, 632539, 1238351, 1490219, 2911355, 3162695, 6191755, 7451095, 14556775, 15813475, 30958775, 37255475, 87922921, 439614605, 2198073025]

約数ペア:

[(1, 2198073025), (5, 439614605), (25, 87922921), (59, 37255475), (71, 30958775), (139, 15813475), (151, 14556775), (295, 7451095), (355, 6191755), (695, 3162695), (755, 2911355), (1475, 1490219), (1775, 1238351), (3475, 632539), (3775, 582271), (4189, 524725), (8201, 268025), (8909, 246725), (9869, 222725), (10721, 205025), (20945, 104945), (20989, 104725), (41005, 53605), (44545, 49345)]