198494000

素因数分解:

$2^4\times 5^3\times {\mathrm{61}}^1\times {\mathrm{1627}}^1$

素因数の和:1711

約数の個数: 80

約数和(自身を含む): 488126496

約数和(自身を除く): 289632496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 125, 200, 244, 250, 305, 400, 488, 500, 610, 976, 1000, 1220, 1525, 1627, 2000, 2440, 3050, 3254, 4880, 6100, 6508, 7625, 8135, 12200, 13016, 15250, 16270, 24400, 26032, 30500, 32540, 40675, 61000, 65080, 81350, 99247, 122000, 130160, 162700, 198494, 203375, 325400, 396988, 406750, 496235, 650800, 793976, 813500, 992470, 1587952, 1627000, 1984940, 2481175, 3254000, 3969880, 4962350, 7939760, 9924700, 12405875, 19849400, 24811750, 39698800, 49623500, 99247000, 198494000]

約数ペア:

[(1, 198494000), (2, 99247000), (4, 49623500), (5, 39698800), (8, 24811750), (10, 19849400), (16, 12405875), (20, 9924700), (25, 7939760), (40, 4962350), (50, 3969880), (61, 3254000), (80, 2481175), (100, 1984940), (122, 1627000), (125, 1587952), (200, 992470), (244, 813500), (250, 793976), (305, 650800), (400, 496235), (488, 406750), (500, 396988), (610, 325400), (976, 203375), (1000, 198494), (1220, 162700), (1525, 130160), (1627, 122000), (2000, 99247), (2440, 81350), (3050, 65080), (3254, 61000), (4880, 40675), (6100, 32540), (6508, 30500), (7625, 26032), (8135, 24400), (12200, 16270), (13016, 15250)]