145466900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{487}}^1$

素因数の和:633

約数の個数: 72

約数和(自身を含む): 330395520

約数和(自身を除く): 184928620

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 103, 116, 145, 206, 290, 412, 487, 515, 580, 725, 974, 1030, 1450, 1948, 2060, 2435, 2575, 2900, 2987, 4870, 5150, 5974, 9740, 10300, 11948, 12175, 14123, 14935, 24350, 28246, 29870, 48700, 50161, 56492, 59740, 70615, 74675, 100322, 141230, 149350, 200644, 250805, 282460, 298700, 353075, 501610, 706150, 1003220, 1254025, 1412300, 1454669, 2508050, 2909338, 5016100, 5818676, 7273345, 14546690, 29093380, 36366725, 72733450, 145466900]

約数ペア:

[(1, 145466900), (2, 72733450), (4, 36366725), (5, 29093380), (10, 14546690), (20, 7273345), (25, 5818676), (29, 5016100), (50, 2909338), (58, 2508050), (100, 1454669), (103, 1412300), (116, 1254025), (145, 1003220), (206, 706150), (290, 501610), (412, 353075), (487, 298700), (515, 282460), (580, 250805), (725, 200644), (974, 149350), (1030, 141230), (1450, 100322), (1948, 74675), (2060, 70615), (2435, 59740), (2575, 56492), (2900, 50161), (2987, 48700), (4870, 29870), (5150, 28246), (5974, 24350), (9740, 14935), (10300, 14123), (11948, 12175)]