65315350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 128898000

約数和(自身を除く): 63582650

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 197, 349, 394, 475, 698, 950, 985, 1745, 1970, 3490, 3743, 4925, 6631, 7486, 8725, 9850, 13262, 17450, 18715, 33155, 37430, 66310, 68753, 93575, 137506, 165775, 187150, 331550, 343765, 687530, 1306307, 1718825, 2612614, 3437650, 6531535, 13063070, 32657675, 65315350]

約数ペア:

[(1, 65315350), (2, 32657675), (5, 13063070), (10, 6531535), (19, 3437650), (25, 2612614), (38, 1718825), (50, 1306307), (95, 687530), (190, 343765), (197, 331550), (349, 187150), (394, 165775), (475, 137506), (698, 93575), (950, 68753), (985, 66310), (1745, 37430), (1970, 33155), (3490, 18715), (3743, 17450), (4925, 13262), (6631, 9850), (7486, 8725)]