61673840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{18803}}^1$

素因数の和:18857

約数の個数: 40

約数和(自身を含む): 146896848

約数和(自身を除く): 85223008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 18803, 37606, 75212, 94015, 150424, 188030, 300848, 376060, 752120, 770923, 1504240, 1541846, 3083692, 3854615, 6167384, 7709230, 12334768, 15418460, 30836920, 61673840]

約数ペア:

[(1, 61673840), (2, 30836920), (4, 15418460), (5, 12334768), (8, 7709230), (10, 6167384), (16, 3854615), (20, 3083692), (40, 1541846), (41, 1504240), (80, 770923), (82, 752120), (164, 376060), (205, 300848), (328, 188030), (410, 150424), (656, 94015), (820, 75212), (1640, 37606), (3280, 18803)]