158587780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{839}}^1$

素因数の和:1588

約数の個数: 48

約数和(自身を含む): 359573760

約数和(自身を除く): 200985980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 727, 839, 1454, 1678, 2908, 3356, 3635, 4195, 7270, 8390, 9451, 10907, 14540, 16780, 18902, 21814, 37804, 43628, 47255, 54535, 94510, 109070, 189020, 218140, 609953, 1219906, 2439812, 3049765, 6099530, 7929389, 12199060, 15858778, 31717556, 39646945, 79293890, 158587780]

約数ペア:

[(1, 158587780), (2, 79293890), (4, 39646945), (5, 31717556), (10, 15858778), (13, 12199060), (20, 7929389), (26, 6099530), (52, 3049765), (65, 2439812), (130, 1219906), (260, 609953), (727, 218140), (839, 189020), (1454, 109070), (1678, 94510), (2908, 54535), (3356, 47255), (3635, 43628), (4195, 37804), (7270, 21814), (8390, 18902), (9451, 16780), (10907, 14540)]