72216740

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{353}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 155757168

約数和(自身を除く): 83540428

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 193, 212, 265, 353, 386, 530, 706, 772, 965, 1060, 1412, 1765, 1930, 3530, 3860, 7060, 10229, 18709, 20458, 37418, 40916, 51145, 68129, 74836, 93545, 102290, 136258, 187090, 204580, 272516, 340645, 374180, 681290, 1362580, 3610837, 7221674, 14443348, 18054185, 36108370, 72216740]

約数ペア:

[(1, 72216740), (2, 36108370), (4, 18054185), (5, 14443348), (10, 7221674), (20, 3610837), (53, 1362580), (106, 681290), (193, 374180), (212, 340645), (265, 272516), (353, 204580), (386, 187090), (530, 136258), (706, 102290), (772, 93545), (965, 74836), (1060, 68129), (1412, 51145), (1765, 40916), (1930, 37418), (3530, 20458), (3860, 18709), (7060, 10229)]