85931205

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 154310400

約数和(自身を除く): 68379195

約数列:

[1, 3, 5, 15, 19, 29, 37, 57, 87, 95, 111, 145, 185, 281, 285, 435, 551, 555, 703, 843, 1073, 1405, 1653, 2109, 2755, 3219, 3515, 4215, 5339, 5365, 8149, 8265, 10397, 10545, 16017, 16095, 20387, 24447, 26695, 31191, 40745, 51985, 61161, 80085, 101935, 122235, 154831, 155955, 197543, 301513, 305805, 464493, 592629, 774155, 904539, 987715, 1507565, 2322465, 2963145, 4522695, 5728747, 17186241, 28643735, 85931205]

約数ペア:

[(1, 85931205), (3, 28643735), (5, 17186241), (15, 5728747), (19, 4522695), (29, 2963145), (37, 2322465), (57, 1507565), (87, 987715), (95, 904539), (111, 774155), (145, 592629), (185, 464493), (281, 305805), (285, 301513), (435, 197543), (551, 155955), (555, 154831), (703, 122235), (843, 101935), (1073, 80085), (1405, 61161), (1653, 51985), (2109, 40745), (2755, 31191), (3219, 26695), (3515, 24447), (4215, 20387), (5339, 16095), (5365, 16017), (8149, 10545), (8265, 10397)]