100721120

素因数分解:

$2^5\times 5^1\times {\mathrm{577}}^1\times {\mathrm{1091}}^1$

素因数の和:1683

約数の個数: 48

約数和(自身を含む): 238584528

約数和(自身を除く): 137863408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 577, 1091, 1154, 2182, 2308, 2885, 4364, 4616, 5455, 5770, 8728, 9232, 10910, 11540, 17456, 18464, 21820, 23080, 34912, 43640, 46160, 87280, 92320, 174560, 629507, 1259014, 2518028, 3147535, 5036056, 6295070, 10072112, 12590140, 20144224, 25180280, 50360560, 100721120]

約数ペア:

[(1, 100721120), (2, 50360560), (4, 25180280), (5, 20144224), (8, 12590140), (10, 10072112), (16, 6295070), (20, 5036056), (32, 3147535), (40, 2518028), (80, 1259014), (160, 629507), (577, 174560), (1091, 92320), (1154, 87280), (2182, 46160), (2308, 43640), (2885, 34912), (4364, 23080), (4616, 21820), (5455, 18464), (5770, 17456), (8728, 11540), (9232, 10910)]