2622800

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 60

約数和(自身を含む): 6457920

約数和(自身を除く): 3835120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 83, 100, 158, 166, 200, 316, 332, 395, 400, 415, 632, 664, 790, 830, 1264, 1328, 1580, 1660, 1975, 2075, 3160, 3320, 3950, 4150, 6320, 6557, 6640, 7900, 8300, 13114, 15800, 16600, 26228, 31600, 32785, 33200, 52456, 65570, 104912, 131140, 163925, 262280, 327850, 524560, 655700, 1311400, 2622800]

約数ペア:

[(1, 2622800), (2, 1311400), (4, 655700), (5, 524560), (8, 327850), (10, 262280), (16, 163925), (20, 131140), (25, 104912), (40, 65570), (50, 52456), (79, 33200), (80, 32785), (83, 31600), (100, 26228), (158, 16600), (166, 15800), (200, 13114), (316, 8300), (332, 7900), (395, 6640), (400, 6557), (415, 6320), (632, 4150), (664, 3950), (790, 3320), (830, 3160), (1264, 2075), (1328, 1975), (1580, 1660)]