64888648

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^2$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 140425200

約数和(自身を除く): 75536552

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 197, 209, 394, 418, 788, 836, 1576, 1672, 2167, 3743, 4334, 7486, 8668, 14972, 17336, 29944, 38809, 41173, 77618, 82346, 155236, 164692, 310472, 329384, 426899, 737371, 853798, 1474742, 1707596, 2949484, 3415192, 5898968, 8111081, 16222162, 32444324, 64888648]

約数ペア:

[(1, 64888648), (2, 32444324), (4, 16222162), (8, 8111081), (11, 5898968), (19, 3415192), (22, 2949484), (38, 1707596), (44, 1474742), (76, 853798), (88, 737371), (152, 426899), (197, 329384), (209, 310472), (394, 164692), (418, 155236), (788, 82346), (836, 77618), (1576, 41173), (1672, 38809), (2167, 29944), (3743, 17336), (4334, 14972), (7486, 8668)]