222159575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 315381600

約数和(自身を除く): 93222025

約数列:

[1, 5, 11, 25, 29, 55, 89, 145, 275, 313, 319, 445, 725, 979, 1565, 1595, 2225, 2581, 3443, 4895, 7825, 7975, 9077, 12905, 17215, 24475, 27857, 28391, 45385, 64525, 86075, 99847, 139285, 141955, 226925, 306427, 499235, 696425, 709775, 807853, 1532135, 2496175, 4039265, 7660675, 8886383, 20196325, 44431915, 222159575]

約数ペア:

[(1, 222159575), (5, 44431915), (11, 20196325), (25, 8886383), (29, 7660675), (55, 4039265), (89, 2496175), (145, 1532135), (275, 807853), (313, 709775), (319, 696425), (445, 499235), (725, 306427), (979, 226925), (1565, 141955), (1595, 139285), (2225, 99847), (2581, 86075), (3443, 64525), (4895, 45385), (7825, 28391), (7975, 27857), (9077, 24475), (12905, 17215)]