80495600

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{3299}}^1$

素因数の和:3378

約数の個数: 60

約数和(自身を含む): 196620600

約数和(自身を除く): 116125000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 610, 976, 1220, 1525, 2440, 3050, 3299, 4880, 6100, 6598, 12200, 13196, 16495, 24400, 26392, 32990, 52784, 65980, 82475, 131960, 164950, 201239, 263920, 329900, 402478, 659800, 804956, 1006195, 1319600, 1609912, 2012390, 3219824, 4024780, 5030975, 8049560, 10061950, 16099120, 20123900, 40247800, 80495600]

約数ペア:

[(1, 80495600), (2, 40247800), (4, 20123900), (5, 16099120), (8, 10061950), (10, 8049560), (16, 5030975), (20, 4024780), (25, 3219824), (40, 2012390), (50, 1609912), (61, 1319600), (80, 1006195), (100, 804956), (122, 659800), (200, 402478), (244, 329900), (305, 263920), (400, 201239), (488, 164950), (610, 131960), (976, 82475), (1220, 65980), (1525, 52784), (2440, 32990), (3050, 26392), (3299, 24400), (4880, 16495), (6100, 13196), (6598, 12200)]