659327150

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{18919}}^1$

素因数の和:18989

約数の個数: 48

約数和(自身を含む): 1330227360

約数和(自身を除く): 670900210

約数列:

[1, 2, 5, 10, 17, 25, 34, 41, 50, 82, 85, 170, 205, 410, 425, 697, 850, 1025, 1394, 2050, 3485, 6970, 17425, 18919, 34850, 37838, 94595, 189190, 321623, 472975, 643246, 775679, 945950, 1551358, 1608115, 3216230, 3878395, 7756790, 8040575, 13186543, 16081150, 19391975, 26373086, 38783950, 65932715, 131865430, 329663575, 659327150]

約数ペア:

[(1, 659327150), (2, 329663575), (5, 131865430), (10, 65932715), (17, 38783950), (25, 26373086), (34, 19391975), (41, 16081150), (50, 13186543), (82, 8040575), (85, 7756790), (170, 3878395), (205, 3216230), (410, 1608115), (425, 1551358), (697, 945950), (850, 775679), (1025, 643246), (1394, 472975), (2050, 321623), (3485, 189190), (6970, 94595), (17425, 37838), (18919, 34850)]