80352880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59083}}^1$

素因数の和:59113

約数の個数: 40

約数和(自身を含む): 197813232

約数和(自身を除く): 117460352

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 59083, 118166, 236332, 295415, 472664, 590830, 945328, 1004411, 1181660, 2008822, 2363320, 4017644, 4726640, 5022055, 8035288, 10044110, 16070576, 20088220, 40176440, 80352880]

約数ペア:

[(1, 80352880), (2, 40176440), (4, 20088220), (5, 16070576), (8, 10044110), (10, 8035288), (16, 5022055), (17, 4726640), (20, 4017644), (34, 2363320), (40, 2008822), (68, 1181660), (80, 1004411), (85, 945328), (136, 590830), (170, 472664), (272, 295415), (340, 236332), (680, 118166), (1360, 59083)]