2501968640

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{102877}}^1$

素因数の和:102917

約数の個数: 72

約数和(自身を含む): 6308478960

約数和(自身を除く): 3806510320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 6080, 12160, 24320, 102877, 205754, 411508, 514385, 823016, 1028770, 1646032, 1954663, 2057540, 3292064, 3909326, 4115080, 6584128, 7818652, 8230160, 9773315, 13168256, 15637304, 16460320, 19546630, 26336512, 31274608, 32920640, 39093260, 62549216, 65841280, 78186520, 125098432, 131682560, 156373040, 250196864, 312746080, 500393728, 625492160, 1250984320, 2501968640]

約数ペア:

[(1, 2501968640), (2, 1250984320), (4, 625492160), (5, 500393728), (8, 312746080), (10, 250196864), (16, 156373040), (19, 131682560), (20, 125098432), (32, 78186520), (38, 65841280), (40, 62549216), (64, 39093260), (76, 32920640), (80, 31274608), (95, 26336512), (128, 19546630), (152, 16460320), (160, 15637304), (190, 13168256), (256, 9773315), (304, 8230160), (320, 7818652), (380, 6584128), (608, 4115080), (640, 3909326), (760, 3292064), (1216, 2057540), (1280, 1954663), (1520, 1646032), (2432, 1028770), (3040, 823016), (4864, 514385), (6080, 411508), (12160, 205754), (24320, 102877)]