289710530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 560245248

約数和(自身を除く): 270534718

約数列:

[1, 2, 5, 10, 23, 46, 71, 113, 115, 142, 157, 226, 230, 314, 355, 565, 710, 785, 1130, 1570, 1633, 2599, 3266, 3611, 5198, 7222, 8023, 8165, 11147, 12995, 16046, 16330, 17741, 18055, 22294, 25990, 35482, 36110, 40115, 55735, 80230, 88705, 111470, 177410, 184529, 256381, 369058, 408043, 512762, 816086, 922645, 1259611, 1281905, 1845290, 2040215, 2519222, 2563810, 4080430, 6298055, 12596110, 28971053, 57942106, 144855265, 289710530]

約数ペア:

[(1, 289710530), (2, 144855265), (5, 57942106), (10, 28971053), (23, 12596110), (46, 6298055), (71, 4080430), (113, 2563810), (115, 2519222), (142, 2040215), (157, 1845290), (226, 1281905), (230, 1259611), (314, 922645), (355, 816086), (565, 512762), (710, 408043), (785, 369058), (1130, 256381), (1570, 184529), (1633, 177410), (2599, 111470), (3266, 88705), (3611, 80230), (5198, 55735), (7222, 40115), (8023, 36110), (8165, 35482), (11147, 25990), (12995, 22294), (16046, 18055), (16330, 17741)]