203425760

素因数分解:

$2^5\times 5^1\times {\mathrm{199}}^1\times {\mathrm{6389}}^1$

素因数の和:6603

約数の個数: 48

約数和(自身を含む): 483084000

約数和(自身を除く): 279658240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 6368, 6389, 7960, 12778, 15920, 25556, 31840, 31945, 51112, 63890, 102224, 127780, 204448, 255560, 511120, 1022240, 1271411, 2542822, 5085644, 6357055, 10171288, 12714110, 20342576, 25428220, 40685152, 50856440, 101712880, 203425760]

約数ペア:

[(1, 203425760), (2, 101712880), (4, 50856440), (5, 40685152), (8, 25428220), (10, 20342576), (16, 12714110), (20, 10171288), (32, 6357055), (40, 5085644), (80, 2542822), (160, 1271411), (199, 1022240), (398, 511120), (796, 255560), (995, 204448), (1592, 127780), (1990, 102224), (3184, 63890), (3980, 51112), (6368, 31945), (6389, 31840), (7960, 25556), (12778, 15920)]