25379000

素因数分解:

$2^3\times 5^3\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:681

約数の個数: 64

約数和(自身を含む): 60933600

約数和(自身を除く): 35554600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 125, 164, 200, 205, 250, 328, 410, 500, 619, 820, 1000, 1025, 1238, 1640, 2050, 2476, 3095, 4100, 4952, 5125, 6190, 8200, 10250, 12380, 15475, 20500, 24760, 25379, 30950, 41000, 50758, 61900, 77375, 101516, 123800, 126895, 154750, 203032, 253790, 309500, 507580, 619000, 634475, 1015160, 1268950, 2537900, 3172375, 5075800, 6344750, 12689500, 25379000]

約数ペア:

[(1, 25379000), (2, 12689500), (4, 6344750), (5, 5075800), (8, 3172375), (10, 2537900), (20, 1268950), (25, 1015160), (40, 634475), (41, 619000), (50, 507580), (82, 309500), (100, 253790), (125, 203032), (164, 154750), (200, 126895), (205, 123800), (250, 101516), (328, 77375), (410, 61900), (500, 50758), (619, 41000), (820, 30950), (1000, 25379), (1025, 24760), (1238, 20500), (1640, 15475), (2050, 12380), (2476, 10250), (3095, 8200), (4100, 6190), (4952, 5125)]