25198865680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7682581}}^1$

素因数の和:7682635

約数の個数: 40

約数和(自身を含む): 60016330584

約数和(自身を除く): 34817464904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 7682581, 15365162, 30730324, 38412905, 61460648, 76825810, 122921296, 153651620, 307303240, 314985821, 614606480, 629971642, 1259943284, 1574929105, 2519886568, 3149858210, 5039773136, 6299716420, 12599432840, 25198865680]

約数ペア:

[(1, 25198865680), (2, 12599432840), (4, 6299716420), (5, 5039773136), (8, 3149858210), (10, 2519886568), (16, 1574929105), (20, 1259943284), (40, 629971642), (41, 614606480), (80, 314985821), (82, 307303240), (164, 153651620), (205, 122921296), (328, 76825810), (410, 61460648), (656, 38412905), (820, 30730324), (1640, 15365162), (3280, 7682581)]