126695060

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{653}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 271933200

約数和(自身を除く): 145238140

約数列:

[1, 2, 4, 5, 10, 20, 89, 109, 178, 218, 356, 436, 445, 545, 653, 890, 1090, 1306, 1780, 2180, 2612, 3265, 6530, 9701, 13060, 19402, 38804, 48505, 58117, 71177, 97010, 116234, 142354, 194020, 232468, 284708, 290585, 355885, 581170, 711770, 1162340, 1423540, 6334753, 12669506, 25339012, 31673765, 63347530, 126695060]

約数ペア:

[(1, 126695060), (2, 63347530), (4, 31673765), (5, 25339012), (10, 12669506), (20, 6334753), (89, 1423540), (109, 1162340), (178, 711770), (218, 581170), (356, 355885), (436, 290585), (445, 284708), (545, 232468), (653, 194020), (890, 142354), (1090, 116234), (1306, 97010), (1780, 71177), (2180, 58117), (2612, 48505), (3265, 38804), (6530, 19402), (9701, 13060)]