396220105

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 535921920

約数和(自身を除く): 139701815

約数列:

[1, 5, 17, 41, 47, 59, 85, 205, 235, 295, 697, 799, 1003, 1681, 1927, 2419, 2773, 3485, 3995, 5015, 8405, 9635, 12095, 13865, 28577, 32759, 41123, 47141, 79007, 99179, 113693, 142885, 163795, 205615, 235705, 395035, 495895, 568465, 1343119, 1686043, 1932781, 4661413, 6715595, 8430215, 9663905, 23307065, 79244021, 396220105]

約数ペア:

[(1, 396220105), (5, 79244021), (17, 23307065), (41, 9663905), (47, 8430215), (59, 6715595), (85, 4661413), (205, 1932781), (235, 1686043), (295, 1343119), (697, 568465), (799, 495895), (1003, 395035), (1681, 235705), (1927, 205615), (2419, 163795), (2773, 142885), (3485, 113693), (3995, 99179), (5015, 79007), (8405, 47141), (9635, 41123), (12095, 32759), (13865, 28577)]