40819095

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 75628800

約数和(自身を除く): 34809705

約数列:

[1, 3, 5, 9, 15, 29, 31, 45, 87, 93, 145, 155, 261, 279, 435, 465, 899, 1009, 1305, 1395, 2697, 3027, 4495, 5045, 8091, 9081, 13485, 15135, 29261, 31279, 40455, 45405, 87783, 93837, 146305, 156395, 263349, 281511, 438915, 469185, 907091, 1316745, 1407555, 2721273, 4535455, 8163819, 13606365, 40819095]

約数ペア:

[(1, 40819095), (3, 13606365), (5, 8163819), (9, 4535455), (15, 2721273), (29, 1407555), (31, 1316745), (45, 907091), (87, 469185), (93, 438915), (145, 281511), (155, 263349), (261, 156395), (279, 146305), (435, 93837), (465, 87783), (899, 45405), (1009, 40455), (1305, 31279), (1395, 29261), (2697, 15135), (3027, 13485), (4495, 9081), (5045, 8091)]