71982488

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 152604000

約数和(自身を除く): 80621512

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 89, 136, 152, 178, 313, 323, 356, 626, 646, 712, 1252, 1292, 1513, 1691, 2504, 2584, 3026, 3382, 5321, 5947, 6052, 6764, 10642, 11894, 12104, 13528, 21284, 23788, 27857, 28747, 42568, 47576, 55714, 57494, 101099, 111428, 114988, 202198, 222856, 229976, 404396, 473569, 529283, 808792, 947138, 1058566, 1894276, 2117132, 3788552, 4234264, 8997811, 17995622, 35991244, 71982488]

約数ペア:

[(1, 71982488), (2, 35991244), (4, 17995622), (8, 8997811), (17, 4234264), (19, 3788552), (34, 2117132), (38, 1894276), (68, 1058566), (76, 947138), (89, 808792), (136, 529283), (152, 473569), (178, 404396), (313, 229976), (323, 222856), (356, 202198), (626, 114988), (646, 111428), (712, 101099), (1252, 57494), (1292, 55714), (1513, 47576), (1691, 42568), (2504, 28747), (2584, 27857), (3026, 23788), (3382, 21284), (5321, 13528), (5947, 12104), (6052, 11894), (6764, 10642)]