82728470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1721}}^1$

素因数の和:1781

約数の個数: 64

約数和(自身を含む): 178536960

約数和(自身を除く): 95808490

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 38, 46, 55, 95, 110, 115, 190, 209, 230, 253, 418, 437, 506, 874, 1045, 1265, 1721, 2090, 2185, 2530, 3442, 4370, 4807, 8605, 9614, 17210, 18931, 24035, 32699, 37862, 39583, 48070, 65398, 79166, 94655, 163495, 189310, 197915, 326990, 359689, 395830, 435413, 719378, 752077, 870826, 1504154, 1798445, 2177065, 3596890, 3760385, 4354130, 7520770, 8272847, 16545694, 41364235, 82728470]

約数ペア:

[(1, 82728470), (2, 41364235), (5, 16545694), (10, 8272847), (11, 7520770), (19, 4354130), (22, 3760385), (23, 3596890), (38, 2177065), (46, 1798445), (55, 1504154), (95, 870826), (110, 752077), (115, 719378), (190, 435413), (209, 395830), (230, 359689), (253, 326990), (418, 197915), (437, 189310), (506, 163495), (874, 94655), (1045, 79166), (1265, 65398), (1721, 48070), (2090, 39583), (2185, 37862), (2530, 32699), (3442, 24035), (4370, 18931), (4807, 17210), (8605, 9614)]