25880488

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 49593600

約数和(自身を除く): 23713112

約数列:

[1, 2, 4, 8, 89, 163, 178, 223, 326, 356, 446, 652, 712, 892, 1304, 1784, 14507, 19847, 29014, 36349, 39694, 58028, 72698, 79388, 116056, 145396, 158776, 290792, 3235061, 6470122, 12940244, 25880488]

約数ペア:

[(1, 25880488), (2, 12940244), (4, 6470122), (8, 3235061), (89, 290792), (163, 158776), (178, 145396), (223, 116056), (326, 79388), (356, 72698), (446, 58028), (652, 39694), (712, 36349), (892, 29014), (1304, 19847), (1784, 14507)]