54985400

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{4507}}^1$

素因数の和:4584

約数の個数: 48

約数和(自身を含む): 129965640

約数和(自身を除く): 74980240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2440, 3050, 4507, 6100, 9014, 12200, 18028, 22535, 36056, 45070, 90140, 112675, 180280, 225350, 274927, 450700, 549854, 901400, 1099708, 1374635, 2199416, 2749270, 5498540, 6873175, 10997080, 13746350, 27492700, 54985400]

約数ペア:

[(1, 54985400), (2, 27492700), (4, 13746350), (5, 10997080), (8, 6873175), (10, 5498540), (20, 2749270), (25, 2199416), (40, 1374635), (50, 1099708), (61, 901400), (100, 549854), (122, 450700), (200, 274927), (244, 225350), (305, 180280), (488, 112675), (610, 90140), (1220, 45070), (1525, 36056), (2440, 22535), (3050, 18028), (4507, 12200), (6100, 9014)]