20176942575

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1289}}^1\times {\mathrm{12277}}^1$

素因数の和:13596

約数の個数: 48

約数和(自身を含む): 35351799840

約数和(自身を除く): 15174857265

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 1289, 3867, 6445, 12277, 19335, 21913, 32225, 36831, 61385, 65739, 96675, 109565, 184155, 208709, 306925, 328695, 547825, 626127, 920775, 1043545, 1643475, 3130635, 5217725, 15653175, 15825053, 47475159, 79125265, 237375795, 269025901, 395626325, 807077703, 1186878975, 1345129505, 4035388515, 6725647525, 20176942575]

約数ペア:

[(1, 20176942575), (3, 6725647525), (5, 4035388515), (15, 1345129505), (17, 1186878975), (25, 807077703), (51, 395626325), (75, 269025901), (85, 237375795), (255, 79125265), (425, 47475159), (1275, 15825053), (1289, 15653175), (3867, 5217725), (6445, 3130635), (12277, 1643475), (19335, 1043545), (21913, 920775), (32225, 626127), (36831, 547825), (61385, 328695), (65739, 306925), (96675, 208709), (109565, 184155)]