64449976

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{2539}}^1$

素因数の和:2731

約数の個数: 32

約数和(自身を含む): 128016000

約数和(自身を除く): 63566024

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 167, 334, 668, 1336, 2539, 3173, 5078, 6346, 10156, 12692, 20312, 25384, 48241, 96482, 192964, 385928, 424013, 848026, 1696052, 3392104, 8056247, 16112494, 32224988, 64449976]

約数ペア:

[(1, 64449976), (2, 32224988), (4, 16112494), (8, 8056247), (19, 3392104), (38, 1696052), (76, 848026), (152, 424013), (167, 385928), (334, 192964), (668, 96482), (1336, 48241), (2539, 25384), (3173, 20312), (5078, 12692), (6346, 10156)]