9968476780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{39089}}^1$

素因数の和:39450

約数の個数: 48

約数和(自身を含む): 21513885120

約数和(自身を除く): 11545408340

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 311, 410, 622, 820, 1244, 1555, 3110, 6220, 12751, 25502, 39089, 51004, 63755, 78178, 127510, 156356, 195445, 255020, 390890, 781780, 1602649, 3205298, 6410596, 8013245, 12156679, 16026490, 24313358, 32052980, 48626716, 60783395, 121566790, 243133580, 498423839, 996847678, 1993695356, 2492119195, 4984238390, 9968476780]

約数ペア:

[(1, 9968476780), (2, 4984238390), (4, 2492119195), (5, 1993695356), (10, 996847678), (20, 498423839), (41, 243133580), (82, 121566790), (164, 60783395), (205, 48626716), (311, 32052980), (410, 24313358), (622, 16026490), (820, 12156679), (1244, 8013245), (1555, 6410596), (3110, 3205298), (6220, 1602649), (12751, 781780), (25502, 390890), (39089, 255020), (51004, 195445), (63755, 156356), (78178, 127510)]