250655720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{12263}}^1$

素因数の和:12354

約数の個数: 64

約数和(自身を含む): 653425920

約数和(自身を除く): 402770200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 5110, 10220, 12263, 20440, 24526, 49052, 61315, 85841, 98104, 122630, 171682, 245260, 343364, 429205, 490520, 686728, 858410, 895199, 1716820, 1790398, 3433640, 3580796, 4475995, 6266393, 7161592, 8951990, 12532786, 17903980, 25065572, 31331965, 35807960, 50131144, 62663930, 125327860, 250655720]

約数ペア:

[(1, 250655720), (2, 125327860), (4, 62663930), (5, 50131144), (7, 35807960), (8, 31331965), (10, 25065572), (14, 17903980), (20, 12532786), (28, 8951990), (35, 7161592), (40, 6266393), (56, 4475995), (70, 3580796), (73, 3433640), (140, 1790398), (146, 1716820), (280, 895199), (292, 858410), (365, 686728), (511, 490520), (584, 429205), (730, 343364), (1022, 245260), (1460, 171682), (2044, 122630), (2555, 98104), (2920, 85841), (4088, 61315), (5110, 49052), (10220, 24526), (12263, 20440)]