82505440

素因数分解:

$2^5\times 5^1\times {\mathrm{647}}^1\times {\mathrm{797}}^1$

素因数の和:1459

約数の個数: 48

約数和(自身を含む): 195465312

約数和(自身を除く): 112959872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 647, 797, 1294, 1594, 2588, 3188, 3235, 3985, 5176, 6376, 6470, 7970, 10352, 12752, 12940, 15940, 20704, 25504, 25880, 31880, 51760, 63760, 103520, 127520, 515659, 1031318, 2062636, 2578295, 4125272, 5156590, 8250544, 10313180, 16501088, 20626360, 41252720, 82505440]

約数ペア:

[(1, 82505440), (2, 41252720), (4, 20626360), (5, 16501088), (8, 10313180), (10, 8250544), (16, 5156590), (20, 4125272), (32, 2578295), (40, 2062636), (80, 1031318), (160, 515659), (647, 127520), (797, 103520), (1294, 63760), (1594, 51760), (2588, 31880), (3188, 25880), (3235, 25504), (3985, 20704), (5176, 15940), (6376, 12940), (6470, 12752), (7970, 10352)]