68622880

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25229}}^1$

素因数の和:25261

約数の個数: 48

約数和(自身を含む): 171664920

約数和(自身を除く): 103042040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 25229, 50458, 100916, 126145, 201832, 252290, 403664, 428893, 504580, 807328, 857786, 1009160, 1715572, 2018320, 2144465, 3431144, 4036640, 4288930, 6862288, 8577860, 13724576, 17155720, 34311440, 68622880]

約数ペア:

[(1, 68622880), (2, 34311440), (4, 17155720), (5, 13724576), (8, 8577860), (10, 6862288), (16, 4288930), (17, 4036640), (20, 3431144), (32, 2144465), (34, 2018320), (40, 1715572), (68, 1009160), (80, 857786), (85, 807328), (136, 504580), (160, 428893), (170, 403664), (272, 252290), (340, 201832), (544, 126145), (680, 100916), (1360, 50458), (2720, 25229)]