4076345

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 48

約数和(自身を含む): 6601728

約数和(自身を除く): 2525383

約数列:

[1, 5, 7, 13, 17, 31, 35, 65, 85, 91, 119, 155, 217, 221, 289, 403, 455, 527, 595, 1085, 1105, 1445, 1547, 2015, 2023, 2635, 2821, 3689, 3757, 6851, 7735, 8959, 10115, 14105, 18445, 18785, 26299, 34255, 44795, 47957, 62713, 116467, 131495, 239785, 313565, 582335, 815269, 4076345]

約数ペア:

[(1, 4076345), (5, 815269), (7, 582335), (13, 313565), (17, 239785), (31, 131495), (35, 116467), (65, 62713), (85, 47957), (91, 44795), (119, 34255), (155, 26299), (217, 18785), (221, 18445), (289, 14105), (403, 10115), (455, 8959), (527, 7735), (595, 6851), (1085, 3757), (1105, 3689), (1445, 2821), (1547, 2635), (2015, 2023)]