68173495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1471}}^1$

素因数の和:1543

約数の個数: 32

約数和(自身を含む): 94961664

約数和(自身を除く): 26788169

約数列:

[1, 5, 13, 23, 31, 65, 115, 155, 299, 403, 713, 1471, 1495, 2015, 3565, 7355, 9269, 19123, 33833, 45601, 46345, 95615, 169165, 228005, 439829, 592813, 1048823, 2199145, 2964065, 5244115, 13634699, 68173495]

約数ペア:

[(1, 68173495), (5, 13634699), (13, 5244115), (23, 2964065), (31, 2199145), (65, 1048823), (115, 592813), (155, 439829), (299, 228005), (403, 169165), (713, 95615), (1471, 46345), (1495, 45601), (2015, 33833), (3565, 19123), (7355, 9269)]