167787280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123373}}^1$

素因数の和:123403

約数の個数: 40

約数和(自身を含む): 413056152

約数和(自身を除く): 245268872

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 123373, 246746, 493492, 616865, 986984, 1233730, 1973968, 2097341, 2467460, 4194682, 4934920, 8389364, 9869840, 10486705, 16778728, 20973410, 33557456, 41946820, 83893640, 167787280]

約数ペア:

[(1, 167787280), (2, 83893640), (4, 41946820), (5, 33557456), (8, 20973410), (10, 16778728), (16, 10486705), (17, 9869840), (20, 8389364), (34, 4934920), (40, 4194682), (68, 2467460), (80, 2097341), (85, 1973968), (136, 1233730), (170, 986984), (272, 616865), (340, 493492), (680, 246746), (1360, 123373)]