67097560

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 155481120

約数和(自身を除く): 88383560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 107, 122, 214, 244, 257, 305, 428, 488, 514, 535, 610, 856, 1028, 1070, 1220, 1285, 2056, 2140, 2440, 2570, 4280, 5140, 6527, 10280, 13054, 15677, 26108, 27499, 31354, 32635, 52216, 54998, 62708, 65270, 78385, 109996, 125416, 130540, 137495, 156770, 219992, 261080, 274990, 313540, 549980, 627080, 1099960, 1677439, 3354878, 6709756, 8387195, 13419512, 16774390, 33548780, 67097560]

約数ペア:

[(1, 67097560), (2, 33548780), (4, 16774390), (5, 13419512), (8, 8387195), (10, 6709756), (20, 3354878), (40, 1677439), (61, 1099960), (107, 627080), (122, 549980), (214, 313540), (244, 274990), (257, 261080), (305, 219992), (428, 156770), (488, 137495), (514, 130540), (535, 125416), (610, 109996), (856, 78385), (1028, 65270), (1070, 62708), (1220, 54998), (1285, 52216), (2056, 32635), (2140, 31354), (2440, 27499), (2570, 26108), (4280, 15677), (5140, 13054), (6527, 10280)]