40328600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15511}}^1$

素因数の和:15540

約数の個数: 48

約数和(自身を含む): 100983120

約数和(自身を除く): 60654520

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, 15511, 31022, 62044, 77555, 124088, 155110, 201643, 310220, 387775, 403286, 620440, 775550, 806572, 1008215, 1551100, 1613144, 2016430, 3102200, 4032860, 5041075, 8065720, 10082150, 20164300, 40328600]

約数ペア:

[(1, 40328600), (2, 20164300), (4, 10082150), (5, 8065720), (8, 5041075), (10, 4032860), (13, 3102200), (20, 2016430), (25, 1613144), (26, 1551100), (40, 1008215), (50, 806572), (52, 775550), (65, 620440), (100, 403286), (104, 387775), (130, 310220), (200, 201643), (260, 155110), (325, 124088), (520, 77555), (650, 62044), (1300, 31022), (2600, 15511)]