201497945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 294624000

約数和(自身を除く): 93126055

約数列:

[1, 5, 11, 19, 29, 55, 61, 95, 109, 145, 209, 305, 319, 545, 551, 671, 1045, 1159, 1199, 1595, 1769, 2071, 2755, 3161, 3355, 5795, 5995, 6061, 6649, 8845, 10355, 12749, 15805, 19459, 22781, 30305, 33245, 33611, 34771, 60059, 63745, 73139, 97295, 113905, 126331, 168055, 173855, 192821, 300295, 365695, 369721, 631655, 660649, 964105, 1389641, 1848605, 2121031, 3303245, 3663599, 6948205, 10605155, 18317995, 40299589, 201497945]

約数ペア:

[(1, 201497945), (5, 40299589), (11, 18317995), (19, 10605155), (29, 6948205), (55, 3663599), (61, 3303245), (95, 2121031), (109, 1848605), (145, 1389641), (209, 964105), (305, 660649), (319, 631655), (545, 369721), (551, 365695), (671, 300295), (1045, 192821), (1159, 173855), (1199, 168055), (1595, 126331), (1769, 113905), (2071, 97295), (2755, 73139), (3161, 63745), (3355, 60059), (5795, 34771), (5995, 33611), (6061, 33245), (6649, 30305), (8845, 22781), (10355, 19459), (12749, 15805)]