7627900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:679

約数の個数: 72

約数和(自身を含む): 20061216

約数和(自身を除く): 12433316

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 476, 595, 641, 700, 850, 1190, 1282, 1700, 2380, 2564, 2975, 3205, 4487, 5950, 6410, 8974, 10897, 11900, 12820, 16025, 17948, 21794, 22435, 32050, 43588, 44870, 54485, 64100, 76279, 89740, 108970, 112175, 152558, 217940, 224350, 272425, 305116, 381395, 448700, 544850, 762790, 1089700, 1525580, 1906975, 3813950, 7627900]

約数ペア:

[(1, 7627900), (2, 3813950), (4, 1906975), (5, 1525580), (7, 1089700), (10, 762790), (14, 544850), (17, 448700), (20, 381395), (25, 305116), (28, 272425), (34, 224350), (35, 217940), (50, 152558), (68, 112175), (70, 108970), (85, 89740), (100, 76279), (119, 64100), (140, 54485), (170, 44870), (175, 43588), (238, 32050), (340, 22435), (350, 21794), (425, 17948), (476, 16025), (595, 12820), (641, 11900), (700, 10897), (850, 8974), (1190, 6410), (1282, 5950), (1700, 4487), (2380, 3205), (2564, 2975)]