42538600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{16361}}^1$

素因数の和:16390

約数の個数: 48

約数和(自身を含む): 106516620

約数和(自身を除く): 63978020

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 16361, 32722, 65444, 81805, 130888, 163610, 212693, 327220, 409025, 425386, 654440, 818050, 850772, 1063465, 1636100, 1701544, 2126930, 3272200, 4253860, 5317325, 8507720, 10634650, 21269300, 42538600]

約数ペア:

[(1, 42538600), (2, 21269300), (4, 10634650), (5, 8507720), (8, 5317325), (10, 4253860), (13, 3272200), (20, 2126930), (25, 1701544), (26, 1636100), (40, 1063465), (50, 850772), (52, 818050), (65, 654440), (100, 425386), (104, 409025), (130, 327220), (200, 212693), (260, 163610), (325, 130888), (520, 81805), (650, 65444), (1300, 32722), (2600, 16361)]