12761200

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{523}}^1$

素因数の和:602

約数の個数: 60

約数和(自身を含む): 31220968

約数和(自身を除く): 18459768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 523, 610, 976, 1046, 1220, 1525, 2092, 2440, 2615, 3050, 4184, 4880, 5230, 6100, 8368, 10460, 12200, 13075, 20920, 24400, 26150, 31903, 41840, 52300, 63806, 104600, 127612, 159515, 209200, 255224, 319030, 510448, 638060, 797575, 1276120, 1595150, 2552240, 3190300, 6380600, 12761200]

約数ペア:

[(1, 12761200), (2, 6380600), (4, 3190300), (5, 2552240), (8, 1595150), (10, 1276120), (16, 797575), (20, 638060), (25, 510448), (40, 319030), (50, 255224), (61, 209200), (80, 159515), (100, 127612), (122, 104600), (200, 63806), (244, 52300), (305, 41840), (400, 31903), (488, 26150), (523, 24400), (610, 20920), (976, 13075), (1046, 12200), (1220, 10460), (1525, 8368), (2092, 6100), (2440, 5230), (2615, 4880), (3050, 4184)]