71379295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1993}}^1$

素因数の和:2059

約数の個数: 32

約数和(自身を含む): 100497600

約数和(自身を除く): 29118305

約数列:

[1, 5, 13, 19, 29, 65, 95, 145, 247, 377, 551, 1235, 1885, 1993, 2755, 7163, 9965, 25909, 35815, 37867, 57797, 129545, 189335, 288985, 492271, 751361, 1098143, 2461355, 3756805, 5490715, 14275859, 71379295]

約数ペア:

[(1, 71379295), (5, 14275859), (13, 5490715), (19, 3756805), (29, 2461355), (65, 1098143), (95, 751361), (145, 492271), (247, 288985), (377, 189335), (551, 129545), (1235, 57797), (1885, 37867), (1993, 35815), (2755, 25909), (7163, 9965)]