25571220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6361}}^1$

素因数の和:6440

約数の個数: 48

約数和(自身を含む): 72679488

約数和(自身を除く): 47108268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 6361, 12722, 19083, 25444, 31805, 38166, 63610, 76332, 95415, 127220, 190830, 381660, 426187, 852374, 1278561, 1704748, 2130935, 2557122, 4261870, 5114244, 6392805, 8523740, 12785610, 25571220]

約数ペア:

[(1, 25571220), (2, 12785610), (3, 8523740), (4, 6392805), (5, 5114244), (6, 4261870), (10, 2557122), (12, 2130935), (15, 1704748), (20, 1278561), (30, 852374), (60, 426187), (67, 381660), (134, 190830), (201, 127220), (268, 95415), (335, 76332), (402, 63610), (670, 38166), (804, 31805), (1005, 25444), (1340, 19083), (2010, 12722), (4020, 6361)]