2005516404890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{787}}^1\times {\mathrm{165367}}^1$

素因数の和:166251

約数の個数: 64

約数和(自身を含む): 3827986089984

約数和(自身を除く): 1822469685094

約数列:

[1, 2, 5, 10, 23, 46, 67, 115, 134, 230, 335, 670, 787, 1541, 1574, 3082, 3935, 7705, 7870, 15410, 18101, 36202, 52729, 90505, 105458, 165367, 181010, 263645, 330734, 527290, 826835, 1212767, 1653670, 2425534, 3803441, 6063835, 7606882, 11079589, 12127670, 19017205, 22159178, 38034410, 55397945, 110795890, 130143829, 254830547, 260287658, 509661094, 650719145, 1274152735, 1301438290, 2548305470, 2993308067, 5986616134, 8719636543, 14966540335, 17439273086, 29933080670, 43598182715, 87196365430, 200551640489, 401103280978, 1002758202445, 2005516404890]

約数ペア:

[(1, 2005516404890), (2, 1002758202445), (5, 401103280978), (10, 200551640489), (23, 87196365430), (46, 43598182715), (67, 29933080670), (115, 17439273086), (134, 14966540335), (230, 8719636543), (335, 5986616134), (670, 2993308067), (787, 2548305470), (1541, 1301438290), (1574, 1274152735), (3082, 650719145), (3935, 509661094), (7705, 260287658), (7870, 254830547), (15410, 130143829), (18101, 110795890), (36202, 55397945), (52729, 38034410), (90505, 22159178), (105458, 19017205), (165367, 12127670), (181010, 11079589), (263645, 7606882), (330734, 6063835), (527290, 3803441), (826835, 2425534), (1212767, 1653670)]