202319975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3329}}^1$

素因数の和:3380

約数の個数: 48

約数和(自身を含む): 312167520

約数和(自身を除く): 109847545

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 85, 143, 187, 221, 275, 325, 425, 715, 935, 1105, 2431, 3329, 3575, 4675, 5525, 12155, 16645, 36619, 43277, 56593, 60775, 83225, 183095, 216385, 282965, 476047, 622523, 735709, 915475, 1081925, 1414825, 2380235, 3112615, 3678545, 8092799, 11901175, 15563075, 18392725, 40463995, 202319975]

約数ペア:

[(1, 202319975), (5, 40463995), (11, 18392725), (13, 15563075), (17, 11901175), (25, 8092799), (55, 3678545), (65, 3112615), (85, 2380235), (143, 1414825), (187, 1081925), (221, 915475), (275, 735709), (325, 622523), (425, 476047), (715, 282965), (935, 216385), (1105, 183095), (2431, 83225), (3329, 60775), (3575, 56593), (4675, 43277), (5525, 36619), (12155, 16645)]