153996880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113233}}^1$

素因数の和:113263

約数の個数: 40

約数和(自身を含む): 379107432

約数和(自身を除く): 225110552

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 113233, 226466, 452932, 566165, 905864, 1132330, 1811728, 1924961, 2264660, 3849922, 4529320, 7699844, 9058640, 9624805, 15399688, 19249610, 30799376, 38499220, 76998440, 153996880]

約数ペア:

[(1, 153996880), (2, 76998440), (4, 38499220), (5, 30799376), (8, 19249610), (10, 15399688), (16, 9624805), (17, 9058640), (20, 7699844), (34, 4529320), (40, 3849922), (68, 2264660), (80, 1924961), (85, 1811728), (136, 1132330), (170, 905864), (272, 566165), (340, 452932), (680, 226466), (1360, 113233)]