161755550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{673}}^1$

素因数の和:738

約数の個数: 96

約数和(自身を含む): 361048320

約数和(自身を除く): 199292770

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 25, 38, 46, 50, 55, 95, 110, 115, 190, 209, 230, 253, 275, 418, 437, 475, 506, 550, 575, 673, 874, 950, 1045, 1150, 1265, 1346, 2090, 2185, 2530, 3365, 4370, 4807, 5225, 6325, 6730, 7403, 9614, 10450, 10925, 12650, 12787, 14806, 15479, 16825, 21850, 24035, 25574, 30958, 33650, 37015, 48070, 63935, 74030, 77395, 120175, 127870, 140657, 154790, 170269, 185075, 240350, 281314, 294101, 319675, 340538, 370150, 386975, 588202, 639350, 703285, 773950, 851345, 1406570, 1470505, 1702690, 2941010, 3235111, 3516425, 4256725, 6470222, 7032850, 7352525, 8513450, 14705050, 16175555, 32351110, 80877775, 161755550]

約数ペア:

[(1, 161755550), (2, 80877775), (5, 32351110), (10, 16175555), (11, 14705050), (19, 8513450), (22, 7352525), (23, 7032850), (25, 6470222), (38, 4256725), (46, 3516425), (50, 3235111), (55, 2941010), (95, 1702690), (110, 1470505), (115, 1406570), (190, 851345), (209, 773950), (230, 703285), (253, 639350), (275, 588202), (418, 386975), (437, 370150), (475, 340538), (506, 319675), (550, 294101), (575, 281314), (673, 240350), (874, 185075), (950, 170269), (1045, 154790), (1150, 140657), (1265, 127870), (1346, 120175), (2090, 77395), (2185, 74030), (2530, 63935), (3365, 48070), (4370, 37015), (4807, 33650), (5225, 30958), (6325, 25574), (6730, 24035), (7403, 21850), (9614, 16825), (10450, 15479), (10925, 14806), (12650, 12787)]