83980665

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1129}}^1$

素因数の和:1191

約数の個数: 64

約数和(自身を含む): 162720000

約数和(自身を除く): 78739335

約数列:

[1, 3, 5, 9, 15, 19, 27, 29, 45, 57, 87, 95, 135, 145, 171, 261, 285, 435, 513, 551, 783, 855, 1129, 1305, 1653, 2565, 2755, 3387, 3915, 4959, 5645, 8265, 10161, 14877, 16935, 21451, 24795, 30483, 32741, 50805, 64353, 74385, 98223, 107255, 152415, 163705, 193059, 294669, 321765, 491115, 579177, 622079, 884007, 965295, 1473345, 1866237, 2895885, 3110395, 4420035, 5598711, 9331185, 16796133, 27993555, 83980665]

約数ペア:

[(1, 83980665), (3, 27993555), (5, 16796133), (9, 9331185), (15, 5598711), (19, 4420035), (27, 3110395), (29, 2895885), (45, 1866237), (57, 1473345), (87, 965295), (95, 884007), (135, 622079), (145, 579177), (171, 491115), (261, 321765), (285, 294669), (435, 193059), (513, 163705), (551, 152415), (783, 107255), (855, 98223), (1129, 74385), (1305, 64353), (1653, 50805), (2565, 32741), (2755, 30483), (3387, 24795), (3915, 21451), (4959, 16935), (5645, 14877), (8265, 10161)]