52252280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 124740000

約数和(自身を除く): 72487720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 197, 349, 380, 394, 698, 760, 788, 985, 1396, 1576, 1745, 1970, 2792, 3490, 3743, 3940, 6631, 6980, 7486, 7880, 13262, 13960, 14972, 18715, 26524, 29944, 33155, 37430, 53048, 66310, 68753, 74860, 132620, 137506, 149720, 265240, 275012, 343765, 550024, 687530, 1306307, 1375060, 2612614, 2750120, 5225228, 6531535, 10450456, 13063070, 26126140, 52252280]

約数ペア:

[(1, 52252280), (2, 26126140), (4, 13063070), (5, 10450456), (8, 6531535), (10, 5225228), (19, 2750120), (20, 2612614), (38, 1375060), (40, 1306307), (76, 687530), (95, 550024), (152, 343765), (190, 275012), (197, 265240), (349, 149720), (380, 137506), (394, 132620), (698, 74860), (760, 68753), (788, 66310), (985, 53048), (1396, 37430), (1576, 33155), (1745, 29944), (1970, 26524), (2792, 18715), (3490, 14972), (3743, 13960), (3940, 13262), (6631, 7880), (6980, 7486)]