81369570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{10313}}^1$

素因数の和:10586

約数の個数: 32

約数和(自身を含む): 196048512

約数和(自身を除く): 114678942

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 263, 526, 789, 1315, 1578, 2630, 3945, 7890, 10313, 20626, 30939, 51565, 61878, 103130, 154695, 309390, 2712319, 5424638, 8136957, 13561595, 16273914, 27123190, 40684785, 81369570]

約数ペア:

[(1, 81369570), (2, 40684785), (3, 27123190), (5, 16273914), (6, 13561595), (10, 8136957), (15, 5424638), (30, 2712319), (263, 309390), (526, 154695), (789, 103130), (1315, 61878), (1578, 51565), (2630, 30939), (3945, 20626), (7890, 10313)]