63914000

素因数分解:

$2^4\times 5^3\times {\mathrm{31957}}^1$

素因数の和:31980

約数の個数: 40

約数和(自身を含む): 154548888

約数和(自身を除く): 90634888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 31957, 63914, 127828, 159785, 255656, 319570, 511312, 639140, 798925, 1278280, 1597850, 2556560, 3195700, 3994625, 6391400, 7989250, 12782800, 15978500, 31957000, 63914000]

約数ペア:

[(1, 63914000), (2, 31957000), (4, 15978500), (5, 12782800), (8, 7989250), (10, 6391400), (16, 3994625), (20, 3195700), (25, 2556560), (40, 1597850), (50, 1278280), (80, 798925), (100, 639140), (125, 511312), (200, 319570), (250, 255656), (400, 159785), (500, 127828), (1000, 63914), (2000, 31957)]