1993173875

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1319}}^1$

素因数の和:1509

約数の個数: 64

約数和(自身を含む): 3123394560

約数和(自身を除く): 1130220685

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 125, 157, 175, 275, 385, 785, 875, 1099, 1319, 1375, 1727, 1925, 3925, 5495, 6595, 8635, 9233, 9625, 12089, 14509, 19625, 27475, 32975, 43175, 46165, 60445, 72545, 101563, 137375, 164875, 207083, 215875, 230825, 302225, 362725, 507815, 1035415, 1154125, 1449581, 1511125, 1813625, 2277913, 2539075, 5177075, 7247905, 11389565, 12695375, 15945391, 25885375, 36239525, 56947825, 79726955, 181197625, 284739125, 398634775, 1993173875]

約数ペア:

[(1, 1993173875), (5, 398634775), (7, 284739125), (11, 181197625), (25, 79726955), (35, 56947825), (55, 36239525), (77, 25885375), (125, 15945391), (157, 12695375), (175, 11389565), (275, 7247905), (385, 5177075), (785, 2539075), (875, 2277913), (1099, 1813625), (1319, 1511125), (1375, 1449581), (1727, 1154125), (1925, 1035415), (3925, 507815), (5495, 362725), (6595, 302225), (8635, 230825), (9233, 215875), (9625, 207083), (12089, 164875), (14509, 137375), (19625, 101563), (27475, 72545), (32975, 60445), (43175, 46165)]