47474428900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1979}}^1\times {\mathrm{5851}}^1$

素因数の和:7885

約数の個数: 72

約数和(自身を含む): 105603553440

約数和(自身を除く): 58129124540

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 1979, 2050, 3958, 4100, 5851, 7916, 9895, 11702, 19790, 23404, 29255, 39580, 49475, 58510, 81139, 98950, 117020, 146275, 162278, 197900, 239891, 292550, 324556, 405695, 479782, 585100, 811390, 959564, 1199455, 1622780, 2028475, 2398910, 4056950, 4797820, 5997275, 8113900, 11579129, 11994550, 23158258, 23989100, 46316516, 57895645, 115791290, 231582580, 289478225, 474744289, 578956450, 949488578, 1157912900, 1898977156, 2373721445, 4747442890, 9494885780, 11868607225, 23737214450, 47474428900]

約数ペア:

[(1, 47474428900), (2, 23737214450), (4, 11868607225), (5, 9494885780), (10, 4747442890), (20, 2373721445), (25, 1898977156), (41, 1157912900), (50, 949488578), (82, 578956450), (100, 474744289), (164, 289478225), (205, 231582580), (410, 115791290), (820, 57895645), (1025, 46316516), (1979, 23989100), (2050, 23158258), (3958, 11994550), (4100, 11579129), (5851, 8113900), (7916, 5997275), (9895, 4797820), (11702, 4056950), (19790, 2398910), (23404, 2028475), (29255, 1622780), (39580, 1199455), (49475, 959564), (58510, 811390), (81139, 585100), (98950, 479782), (117020, 405695), (146275, 324556), (162278, 292550), (197900, 239891)]