27938000

素因数分解:

$2^4\times 5^3\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:313

約数の個数: 80

約数和(自身を含む): 68961360

約数和(自身を除く): 41023360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 125, 200, 229, 244, 250, 305, 400, 458, 488, 500, 610, 916, 976, 1000, 1145, 1220, 1525, 1832, 2000, 2290, 2440, 3050, 3664, 4580, 4880, 5725, 6100, 7625, 9160, 11450, 12200, 13969, 15250, 18320, 22900, 24400, 27938, 28625, 30500, 45800, 55876, 57250, 61000, 69845, 91600, 111752, 114500, 122000, 139690, 223504, 229000, 279380, 349225, 458000, 558760, 698450, 1117520, 1396900, 1746125, 2793800, 3492250, 5587600, 6984500, 13969000, 27938000]

約数ペア:

[(1, 27938000), (2, 13969000), (4, 6984500), (5, 5587600), (8, 3492250), (10, 2793800), (16, 1746125), (20, 1396900), (25, 1117520), (40, 698450), (50, 558760), (61, 458000), (80, 349225), (100, 279380), (122, 229000), (125, 223504), (200, 139690), (229, 122000), (244, 114500), (250, 111752), (305, 91600), (400, 69845), (458, 61000), (488, 57250), (500, 55876), (610, 45800), (916, 30500), (976, 28625), (1000, 27938), (1145, 24400), (1220, 22900), (1525, 18320), (1832, 15250), (2000, 13969), (2290, 12200), (2440, 11450), (3050, 9160), (3664, 7625), (4580, 6100), (4880, 5725)]