448145425

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 705329856

約数和(自身を除く): 257184431

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 107, 175, 245, 263, 325, 455, 535, 637, 749, 1225, 1315, 1391, 1841, 2275, 2675, 3185, 3419, 3745, 5243, 6575, 6955, 9205, 9737, 12887, 15925, 17095, 18725, 23933, 26215, 28141, 34775, 46025, 48685, 64435, 68159, 85475, 119665, 131075, 140705, 167531, 196987, 243425, 322175, 340795, 365833, 598325, 703525, 837655, 984935, 1378909, 1703975, 1829165, 2560831, 4188275, 4924675, 6894545, 9145825, 12804155, 17925817, 34472725, 64020775, 89629085, 448145425]

約数ペア:

[(1, 448145425), (5, 89629085), (7, 64020775), (13, 34472725), (25, 17925817), (35, 12804155), (49, 9145825), (65, 6894545), (91, 4924675), (107, 4188275), (175, 2560831), (245, 1829165), (263, 1703975), (325, 1378909), (455, 984935), (535, 837655), (637, 703525), (749, 598325), (1225, 365833), (1315, 340795), (1391, 322175), (1841, 243425), (2275, 196987), (2675, 167531), (3185, 140705), (3419, 131075), (3745, 119665), (5243, 85475), (6575, 68159), (6955, 64435), (9205, 48685), (9737, 46025), (12887, 34775), (15925, 28141), (17095, 26215), (18725, 23933)]