78257800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23017}}^1$

素因数の和:23050

約数の個数: 48

約数和(自身を含む): 192660660

約数和(自身を除く): 114402860

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 23017, 46034, 92068, 115085, 184136, 230170, 391289, 460340, 575425, 782578, 920680, 1150850, 1565156, 1956445, 2301700, 3130312, 3912890, 4603400, 7825780, 9782225, 15651560, 19564450, 39128900, 78257800]

約数ペア:

[(1, 78257800), (2, 39128900), (4, 19564450), (5, 15651560), (8, 9782225), (10, 7825780), (17, 4603400), (20, 3912890), (25, 3130312), (34, 2301700), (40, 1956445), (50, 1565156), (68, 1150850), (85, 920680), (100, 782578), (136, 575425), (170, 460340), (200, 391289), (340, 230170), (425, 184136), (680, 115085), (850, 92068), (1700, 46034), (3400, 23017)]