78864136

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{373}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 169646400

約数和(自身を除く): 90782264

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 107, 152, 214, 247, 373, 428, 494, 746, 856, 988, 1391, 1492, 1976, 2033, 2782, 2984, 4066, 4849, 5564, 7087, 8132, 9698, 11128, 14174, 16264, 19396, 26429, 28348, 38792, 39911, 52858, 56696, 79822, 92131, 105716, 159644, 184262, 211432, 319288, 368524, 518843, 737048, 758309, 1037686, 1516618, 2075372, 3033236, 4150744, 6066472, 9858017, 19716034, 39432068, 78864136]

約数ペア:

[(1, 78864136), (2, 39432068), (4, 19716034), (8, 9858017), (13, 6066472), (19, 4150744), (26, 3033236), (38, 2075372), (52, 1516618), (76, 1037686), (104, 758309), (107, 737048), (152, 518843), (214, 368524), (247, 319288), (373, 211432), (428, 184262), (494, 159644), (746, 105716), (856, 92131), (988, 79822), (1391, 56696), (1492, 52858), (1976, 39911), (2033, 38792), (2782, 28348), (2984, 26429), (4066, 19396), (4849, 16264), (5564, 14174), (7087, 11128), (8132, 9698)]