202279840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{25801}}^1$

素因数の和:25830

約数の個数: 72

約数和(自身を含む): 555929892

約数和(自身を除く): 353650052

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 25801, 51602, 103204, 129005, 180607, 206408, 258010, 361214, 412816, 516020, 722428, 825632, 903035, 1032040, 1264249, 1444856, 1806070, 2064080, 2528498, 2889712, 3612140, 4128160, 5056996, 5779424, 6321245, 7224280, 10113992, 12642490, 14448560, 20227984, 25284980, 28897120, 40455968, 50569960, 101139920, 202279840]

約数ペア:

[(1, 202279840), (2, 101139920), (4, 50569960), (5, 40455968), (7, 28897120), (8, 25284980), (10, 20227984), (14, 14448560), (16, 12642490), (20, 10113992), (28, 7224280), (32, 6321245), (35, 5779424), (40, 5056996), (49, 4128160), (56, 3612140), (70, 2889712), (80, 2528498), (98, 2064080), (112, 1806070), (140, 1444856), (160, 1264249), (196, 1032040), (224, 903035), (245, 825632), (280, 722428), (392, 516020), (490, 412816), (560, 361214), (784, 258010), (980, 206408), (1120, 180607), (1568, 129005), (1960, 103204), (3920, 51602), (7840, 25801)]