82307920

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{4099}}^1$

素因数の和:4363

約数の個数: 40

約数和(自身を含む): 192175200

約数和(自身を除く): 109867280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2008, 2510, 4016, 4099, 5020, 8198, 10040, 16396, 20080, 20495, 32792, 40990, 65584, 81980, 163960, 327920, 1028849, 2057698, 4115396, 5144245, 8230792, 10288490, 16461584, 20576980, 41153960, 82307920]

約数ペア:

[(1, 82307920), (2, 41153960), (4, 20576980), (5, 16461584), (8, 10288490), (10, 8230792), (16, 5144245), (20, 4115396), (40, 2057698), (80, 1028849), (251, 327920), (502, 163960), (1004, 81980), (1255, 65584), (2008, 40990), (2510, 32792), (4016, 20495), (4099, 20080), (5020, 16396), (8198, 10040)]