84643520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20347}}^1$

素因数の和:20377

約数の個数: 56

約数和(自身を含む): 217072464

約数和(自身を除く): 132428944

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 20347, 40694, 81388, 101735, 162776, 203470, 264511, 325552, 406940, 529022, 651104, 813880, 1058044, 1302208, 1322555, 1627760, 2116088, 2645110, 3255520, 4232176, 5290220, 6511040, 8464352, 10580440, 16928704, 21160880, 42321760, 84643520]

約数ペア:

[(1, 84643520), (2, 42321760), (4, 21160880), (5, 16928704), (8, 10580440), (10, 8464352), (13, 6511040), (16, 5290220), (20, 4232176), (26, 3255520), (32, 2645110), (40, 2116088), (52, 1627760), (64, 1322555), (65, 1302208), (80, 1058044), (104, 813880), (130, 651104), (160, 529022), (208, 406940), (260, 325552), (320, 264511), (416, 203470), (520, 162776), (832, 101735), (1040, 81388), (2080, 40694), (4160, 20347)]