158654020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{829}}^1\times {\mathrm{1367}}^1$

素因数の和:2212

約数の個数: 48

約数和(自身を含む): 381507840

約数和(自身を除く): 222853820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 829, 1367, 1658, 2734, 3316, 4145, 5468, 5803, 6835, 8290, 9569, 11606, 13670, 16580, 19138, 23212, 27340, 29015, 38276, 47845, 58030, 95690, 116060, 191380, 1133243, 2266486, 4532972, 5666215, 7932701, 11332430, 15865402, 22664860, 31730804, 39663505, 79327010, 158654020]

約数ペア:

[(1, 158654020), (2, 79327010), (4, 39663505), (5, 31730804), (7, 22664860), (10, 15865402), (14, 11332430), (20, 7932701), (28, 5666215), (35, 4532972), (70, 2266486), (140, 1133243), (829, 191380), (1367, 116060), (1658, 95690), (2734, 58030), (3316, 47845), (4145, 38276), (5468, 29015), (5803, 27340), (6835, 23212), (8290, 19138), (9569, 16580), (11606, 13670)]