64816910

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{491}}^1$

素因数の和:848

約数の個数: 32

約数和(自身を含む): 120016512

約数和(自身を除く): 55199602

約数列:

[1, 2, 5, 10, 43, 86, 215, 307, 430, 491, 614, 982, 1535, 2455, 3070, 4910, 13201, 21113, 26402, 42226, 66005, 105565, 132010, 150737, 211130, 301474, 753685, 1507370, 6481691, 12963382, 32408455, 64816910]

約数ペア:

[(1, 64816910), (2, 32408455), (5, 12963382), (10, 6481691), (43, 1507370), (86, 753685), (215, 301474), (307, 211130), (430, 150737), (491, 132010), (614, 105565), (982, 66005), (1535, 42226), (2455, 26402), (3070, 21113), (4910, 13201)]