40587755

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1597}}^1$

素因数の和:1655

約数の個数: 32

約数和(自身を含む): 57988224

約数和(自身を除く): 17400469

約数列:

[1, 5, 13, 17, 23, 65, 85, 115, 221, 299, 391, 1105, 1495, 1597, 1955, 5083, 7985, 20761, 25415, 27149, 36731, 103805, 135745, 183655, 352937, 477503, 624427, 1764685, 2387515, 3122135, 8117551, 40587755]

約数ペア:

[(1, 40587755), (5, 8117551), (13, 3122135), (17, 2387515), (23, 1764685), (65, 624427), (85, 477503), (115, 352937), (221, 183655), (299, 135745), (391, 103805), (1105, 36731), (1495, 27149), (1597, 25415), (1955, 20761), (5083, 7985)]