20125931200

素因数分解:

$2^6\times 5^2\times {\mathrm{12578707}}^1$

素因数の和:12578729

約数の個数: 42

約数和(自身を含む): 49522373396

約数和(自身を除く): 29396442196

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 12578707, 25157414, 50314828, 62893535, 100629656, 125787070, 201259312, 251574140, 314467675, 402518624, 503148280, 628935350, 805037248, 1006296560, 1257870700, 2012593120, 2515741400, 4025186240, 5031482800, 10062965600, 20125931200]

約数ペア:

[(1, 20125931200), (2, 10062965600), (4, 5031482800), (5, 4025186240), (8, 2515741400), (10, 2012593120), (16, 1257870700), (20, 1006296560), (25, 805037248), (32, 628935350), (40, 503148280), (50, 402518624), (64, 314467675), (80, 251574140), (100, 201259312), (160, 125787070), (200, 100629656), (320, 62893535), (400, 50314828), (800, 25157414), (1600, 12578707)]