681506200

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{200443}}^1$

素因数の和:200476

約数の個数: 48

約数和(自身を含む): 1677716280

約数和(自身を除く): 996210080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 200443, 400886, 801772, 1002215, 1603544, 2004430, 3407531, 4008860, 5011075, 6815062, 8017720, 10022150, 13630124, 17037655, 20044300, 27260248, 34075310, 40088600, 68150620, 85188275, 136301240, 170376550, 340753100, 681506200]

約数ペア:

[(1, 681506200), (2, 340753100), (4, 170376550), (5, 136301240), (8, 85188275), (10, 68150620), (17, 40088600), (20, 34075310), (25, 27260248), (34, 20044300), (40, 17037655), (50, 13630124), (68, 10022150), (85, 8017720), (100, 6815062), (136, 5011075), (170, 4008860), (200, 3407531), (340, 2004430), (425, 1603544), (680, 1002215), (850, 801772), (1700, 400886), (3400, 200443)]