1018647800

素因数分解:

$2^3\times 5^2\times {\mathrm{317}}^1\times {\mathrm{16067}}^1$

素因数の和:16400

約数の個数: 48

約数和(自身を含む): 2375975160

約数和(自身を除く): 1357327360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 317, 634, 1268, 1585, 2536, 3170, 6340, 7925, 12680, 15850, 16067, 31700, 32134, 63400, 64268, 80335, 128536, 160670, 321340, 401675, 642680, 803350, 1606700, 3213400, 5093239, 10186478, 20372956, 25466195, 40745912, 50932390, 101864780, 127330975, 203729560, 254661950, 509323900, 1018647800]

約数ペア:

[(1, 1018647800), (2, 509323900), (4, 254661950), (5, 203729560), (8, 127330975), (10, 101864780), (20, 50932390), (25, 40745912), (40, 25466195), (50, 20372956), (100, 10186478), (200, 5093239), (317, 3213400), (634, 1606700), (1268, 803350), (1585, 642680), (2536, 401675), (3170, 321340), (6340, 160670), (7925, 128536), (12680, 80335), (15850, 64268), (16067, 63400), (31700, 32134)]