25829020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^2$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 64247904

約数和(自身を除く): 38418884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 59, 70, 106, 118, 140, 212, 236, 265, 295, 371, 413, 530, 590, 742, 826, 1060, 1180, 1484, 1652, 1855, 2065, 3127, 3481, 3710, 4130, 6254, 6962, 7420, 8260, 12508, 13924, 15635, 17405, 21889, 24367, 31270, 34810, 43778, 48734, 62540, 69620, 87556, 97468, 109445, 121835, 184493, 218890, 243670, 368986, 437780, 487340, 737972, 922465, 1291451, 1844930, 2582902, 3689860, 5165804, 6457255, 12914510, 25829020]

約数ペア:

[(1, 25829020), (2, 12914510), (4, 6457255), (5, 5165804), (7, 3689860), (10, 2582902), (14, 1844930), (20, 1291451), (28, 922465), (35, 737972), (53, 487340), (59, 437780), (70, 368986), (106, 243670), (118, 218890), (140, 184493), (212, 121835), (236, 109445), (265, 97468), (295, 87556), (371, 69620), (413, 62540), (530, 48734), (590, 43778), (742, 34810), (826, 31270), (1060, 24367), (1180, 21889), (1484, 17405), (1652, 15635), (1855, 13924), (2065, 12508), (3127, 8260), (3481, 7420), (3710, 6962), (4130, 6254)]