87648764

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 179567808

約数和(自身を除く): 91919044

約数列:

[1, 2, 4, 7, 14, 28, 73, 137, 146, 274, 292, 313, 511, 548, 626, 959, 1022, 1252, 1918, 2044, 2191, 3836, 4382, 8764, 10001, 20002, 22849, 40004, 42881, 45698, 70007, 85762, 91396, 140014, 159943, 171524, 280028, 300167, 319886, 600334, 639772, 1200668, 3130313, 6260626, 12521252, 21912191, 43824382, 87648764]

約数ペア:

[(1, 87648764), (2, 43824382), (4, 21912191), (7, 12521252), (14, 6260626), (28, 3130313), (73, 1200668), (137, 639772), (146, 600334), (274, 319886), (292, 300167), (313, 280028), (511, 171524), (548, 159943), (626, 140014), (959, 91396), (1022, 85762), (1252, 70007), (1918, 45698), (2044, 42881), (2191, 40004), (3836, 22849), (4382, 20002), (8764, 10001)]