31852900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 75135816

約数和(自身を除く): 43282916

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 41, 50, 68, 82, 85, 100, 164, 170, 205, 340, 410, 425, 457, 697, 820, 850, 914, 1025, 1394, 1700, 1828, 2050, 2285, 2788, 3485, 4100, 4570, 6970, 7769, 9140, 11425, 13940, 15538, 17425, 18737, 22850, 31076, 34850, 37474, 38845, 45700, 69700, 74948, 77690, 93685, 155380, 187370, 194225, 318529, 374740, 388450, 468425, 637058, 776900, 936850, 1274116, 1592645, 1873700, 3185290, 6370580, 7963225, 15926450, 31852900]

約数ペア:

[(1, 31852900), (2, 15926450), (4, 7963225), (5, 6370580), (10, 3185290), (17, 1873700), (20, 1592645), (25, 1274116), (34, 936850), (41, 776900), (50, 637058), (68, 468425), (82, 388450), (85, 374740), (100, 318529), (164, 194225), (170, 187370), (205, 155380), (340, 93685), (410, 77690), (425, 74948), (457, 69700), (697, 45700), (820, 38845), (850, 37474), (914, 34850), (1025, 31076), (1394, 22850), (1700, 18737), (1828, 17425), (2050, 15538), (2285, 13940), (2788, 11425), (3485, 9140), (4100, 7769), (4570, 6970)]