100900640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{33191}}^1$

素因数の和:33225

約数の個数: 48

約数和(自身を含む): 250931520

約数和(自身を除く): 150030880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 33191, 66382, 132764, 165955, 265528, 331910, 531056, 630629, 663820, 1062112, 1261258, 1327640, 2522516, 2655280, 3153145, 5045032, 5310560, 6306290, 10090064, 12612580, 20180128, 25225160, 50450320, 100900640]

約数ペア:

[(1, 100900640), (2, 50450320), (4, 25225160), (5, 20180128), (8, 12612580), (10, 10090064), (16, 6306290), (19, 5310560), (20, 5045032), (32, 3153145), (38, 2655280), (40, 2522516), (76, 1327640), (80, 1261258), (95, 1062112), (152, 663820), (160, 630629), (190, 531056), (304, 331910), (380, 265528), (608, 165955), (760, 132764), (1520, 66382), (3040, 33191)]