197325.0000000

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 22521240

約数和(自身を除く): 13045780

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 31, 34, 58, 62, 68, 85, 116, 124, 145, 155, 170, 290, 310, 340, 493, 527, 580, 620, 899, 961, 986, 1054, 1798, 1922, 1972, 2108, 2465, 2635, 3596, 3844, 4495, 4805, 4930, 5270, 8990, 9610, 9860, 10540, 15283, 16337, 17980, 19220, 27869, 30566, 32674, 55738, 61132, 65348, 76415, 81685, 111476, 139345, 152830, 163370, 278690, 305660, 326740, 473773, 557380, 947546, 1895092, 2368865, 4737730, 9475460]

約数ペア:

[(1, 9475460), (2, 4737730), (4, 2368865), (5, 1895092), (10, 947546), (17, 557380), (20, 473773), (29, 326740), (31, 305660), (34, 278690), (58, 163370), (62, 152830), (68, 139345), (85, 111476), (116, 81685), (124, 76415), (145, 65348), (155, 61132), (170, 55738), (290, 32674), (310, 30566), (340, 27869), (493, 19220), (527, 17980), (580, 16337), (620, 15283), (899, 10540), (961, 9860), (986, 9610), (1054, 8990), (1798, 5270), (1922, 4930), (1972, 4805), (2108, 4495), (2465, 3844), (2635, 3596)]