16801000

素因数分解:

$2^3\times 5^3\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 40182480

約数和(自身を除く): 23381480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 125, 200, 212, 250, 265, 317, 424, 500, 530, 634, 1000, 1060, 1268, 1325, 1585, 2120, 2536, 2650, 3170, 5300, 6340, 6625, 7925, 10600, 12680, 13250, 15850, 16801, 26500, 31700, 33602, 39625, 53000, 63400, 67204, 79250, 84005, 134408, 158500, 168010, 317000, 336020, 420025, 672040, 840050, 1680100, 2100125, 3360200, 4200250, 8400500, 16801000]

約数ペア:

[(1, 16801000), (2, 8400500), (4, 4200250), (5, 3360200), (8, 2100125), (10, 1680100), (20, 840050), (25, 672040), (40, 420025), (50, 336020), (53, 317000), (100, 168010), (106, 158500), (125, 134408), (200, 84005), (212, 79250), (250, 67204), (265, 63400), (317, 53000), (424, 39625), (500, 33602), (530, 31700), (634, 26500), (1000, 16801), (1060, 15850), (1268, 13250), (1325, 12680), (1585, 10600), (2120, 7925), (2536, 6625), (2650, 6340), (3170, 5300)]