86391380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{733}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 186447744

約数和(自身を除く): 100056364

約数列:

[1, 2, 4, 5, 10, 20, 71, 83, 142, 166, 284, 332, 355, 415, 710, 733, 830, 1420, 1466, 1660, 2932, 3665, 5893, 7330, 11786, 14660, 23572, 29465, 52043, 58930, 60839, 104086, 117860, 121678, 208172, 243356, 260215, 304195, 520430, 608390, 1040860, 1216780, 4319569, 8639138, 17278276, 21597845, 43195690, 86391380]

約数ペア:

[(1, 86391380), (2, 43195690), (4, 21597845), (5, 17278276), (10, 8639138), (20, 4319569), (71, 1216780), (83, 1040860), (142, 608390), (166, 520430), (284, 304195), (332, 260215), (355, 243356), (415, 208172), (710, 121678), (733, 117860), (830, 104086), (1420, 60839), (1466, 58930), (1660, 52043), (2932, 29465), (3665, 23572), (5893, 14660), (7330, 11786)]