80962990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 162570240

約数和(自身を除く): 81607250

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 97, 115, 190, 191, 194, 230, 382, 437, 485, 874, 955, 970, 1843, 1910, 2185, 2231, 3629, 3686, 4370, 4393, 4462, 7258, 8786, 9215, 11155, 18145, 18430, 18527, 21965, 22310, 36290, 37054, 42389, 43930, 83467, 84778, 92635, 166934, 185270, 211945, 352013, 417335, 423890, 426121, 704026, 834670, 852242, 1760065, 2130605, 3520130, 4261210, 8096299, 16192598, 40481495, 80962990]

約数ペア:

[(1, 80962990), (2, 40481495), (5, 16192598), (10, 8096299), (19, 4261210), (23, 3520130), (38, 2130605), (46, 1760065), (95, 852242), (97, 834670), (115, 704026), (190, 426121), (191, 423890), (194, 417335), (230, 352013), (382, 211945), (437, 185270), (485, 166934), (874, 92635), (955, 84778), (970, 83467), (1843, 43930), (1910, 42389), (2185, 37054), (2231, 36290), (3629, 22310), (3686, 21965), (4370, 18527), (4393, 18430), (4462, 18145), (7258, 11155), (8786, 9215)]