72864988

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1153}}^1$

素因数の和:1262

約数の個数: 48

約数和(自身を含む): 152254144

約数和(自身を除く): 79389156

約数列:

[1, 2, 4, 7, 14, 28, 37, 61, 74, 122, 148, 244, 259, 427, 518, 854, 1036, 1153, 1708, 2257, 2306, 4514, 4612, 8071, 9028, 15799, 16142, 31598, 32284, 42661, 63196, 70333, 85322, 140666, 170644, 281332, 298627, 492331, 597254, 984662, 1194508, 1969324, 2602321, 5204642, 10409284, 18216247, 36432494, 72864988]

約数ペア:

[(1, 72864988), (2, 36432494), (4, 18216247), (7, 10409284), (14, 5204642), (28, 2602321), (37, 1969324), (61, 1194508), (74, 984662), (122, 597254), (148, 492331), (244, 298627), (259, 281332), (427, 170644), (518, 140666), (854, 85322), (1036, 70333), (1153, 63196), (1708, 42661), (2257, 32284), (2306, 31598), (4514, 16142), (4612, 15799), (8071, 9028)]