63451660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{829}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 138045600

約数和(自身を除く): 74593940

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 89, 172, 178, 215, 356, 430, 445, 829, 860, 890, 1658, 1780, 3316, 3827, 4145, 7654, 8290, 15308, 16580, 19135, 35647, 38270, 71294, 73781, 76540, 142588, 147562, 178235, 295124, 356470, 368905, 712940, 737810, 1475620, 3172583, 6345166, 12690332, 15862915, 31725830, 63451660]

約数ペア:

[(1, 63451660), (2, 31725830), (4, 15862915), (5, 12690332), (10, 6345166), (20, 3172583), (43, 1475620), (86, 737810), (89, 712940), (172, 368905), (178, 356470), (215, 295124), (356, 178235), (430, 147562), (445, 142588), (829, 76540), (860, 73781), (890, 71294), (1658, 38270), (1780, 35647), (3316, 19135), (3827, 16580), (4145, 15308), (7654, 8290)]