16958000

素因数分解:

$2^4\times 5^3\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:223

約数の個数: 80

約数和(自身を含む): 41976480

約数和(自身を除く): 25018480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 125, 139, 200, 244, 250, 278, 305, 400, 488, 500, 556, 610, 695, 976, 1000, 1112, 1220, 1390, 1525, 2000, 2224, 2440, 2780, 3050, 3475, 4880, 5560, 6100, 6950, 7625, 8479, 11120, 12200, 13900, 15250, 16958, 17375, 24400, 27800, 30500, 33916, 34750, 42395, 55600, 61000, 67832, 69500, 84790, 122000, 135664, 139000, 169580, 211975, 278000, 339160, 423950, 678320, 847900, 1059875, 1695800, 2119750, 3391600, 4239500, 8479000, 16958000]

約数ペア:

[(1, 16958000), (2, 8479000), (4, 4239500), (5, 3391600), (8, 2119750), (10, 1695800), (16, 1059875), (20, 847900), (25, 678320), (40, 423950), (50, 339160), (61, 278000), (80, 211975), (100, 169580), (122, 139000), (125, 135664), (139, 122000), (200, 84790), (244, 69500), (250, 67832), (278, 61000), (305, 55600), (400, 42395), (488, 34750), (500, 33916), (556, 30500), (610, 27800), (695, 24400), (976, 17375), (1000, 16958), (1112, 15250), (1220, 13900), (1390, 12200), (1525, 11120), (2000, 8479), (2224, 7625), (2440, 6950), (2780, 6100), (3050, 5560), (3475, 4880)]