90885075

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 171417600

約数和(自身を除く): 80532525

約数列:

[1, 3, 5, 15, 19, 23, 25, 47, 57, 59, 69, 75, 95, 115, 141, 177, 235, 285, 295, 345, 437, 475, 575, 705, 885, 893, 1081, 1121, 1175, 1311, 1357, 1425, 1475, 1725, 2185, 2679, 2773, 3243, 3363, 3525, 4071, 4425, 4465, 5405, 5605, 6555, 6785, 8319, 10925, 13395, 13865, 16215, 16815, 20355, 20539, 22325, 25783, 27025, 28025, 32775, 33925, 41595, 52687, 61617, 63779, 66975, 69325, 77349, 81075, 84075, 101775, 102695, 128915, 158061, 191337, 207975, 263435, 308085, 318895, 386745, 513475, 644575, 790305, 956685, 1211801, 1317175, 1540425, 1594475, 1933725, 3635403, 3951525, 4783425, 6059005, 18177015, 30295025, 90885075]

約数ペア:

[(1, 90885075), (3, 30295025), (5, 18177015), (15, 6059005), (19, 4783425), (23, 3951525), (25, 3635403), (47, 1933725), (57, 1594475), (59, 1540425), (69, 1317175), (75, 1211801), (95, 956685), (115, 790305), (141, 644575), (177, 513475), (235, 386745), (285, 318895), (295, 308085), (345, 263435), (437, 207975), (475, 191337), (575, 158061), (705, 128915), (885, 102695), (893, 101775), (1081, 84075), (1121, 81075), (1175, 77349), (1311, 69325), (1357, 66975), (1425, 63779), (1475, 61617), (1725, 52687), (2185, 41595), (2679, 33925), (2773, 32775), (3243, 28025), (3363, 27025), (3525, 25783), (4071, 22325), (4425, 20539), (4465, 20355), (5405, 16815), (5605, 16215), (6555, 13865), (6785, 13395), (8319, 10925)]