64322080

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4517}}^1$

素因数の和:4621

約数の個数: 48

約数和(自身を含む): 153702360

約数和(自身を除く): 89380280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 4517, 7120, 9034, 14240, 18068, 22585, 36136, 45170, 72272, 90340, 144544, 180680, 361360, 402013, 722720, 804026, 1608052, 2010065, 3216104, 4020130, 6432208, 8040260, 12864416, 16080520, 32161040, 64322080]

約数ペア:

[(1, 64322080), (2, 32161040), (4, 16080520), (5, 12864416), (8, 8040260), (10, 6432208), (16, 4020130), (20, 3216104), (32, 2010065), (40, 1608052), (80, 804026), (89, 722720), (160, 402013), (178, 361360), (356, 180680), (445, 144544), (712, 90340), (890, 72272), (1424, 45170), (1780, 36136), (2848, 22585), (3560, 18068), (4517, 14240), (7120, 9034)]