71461744

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 153606240

約数和(自身を除く): 82144496

約数列:

[1, 2, 4, 8, 16, 17, 34, 59, 61, 68, 73, 118, 122, 136, 146, 236, 244, 272, 292, 472, 488, 584, 944, 976, 1003, 1037, 1168, 1241, 2006, 2074, 2482, 3599, 4012, 4148, 4307, 4453, 4964, 7198, 8024, 8296, 8614, 8906, 9928, 14396, 16048, 16592, 17228, 17812, 19856, 28792, 34456, 35624, 57584, 61183, 68912, 71248, 73219, 75701, 122366, 146438, 151402, 244732, 262727, 292876, 302804, 489464, 525454, 585752, 605608, 978928, 1050908, 1171504, 1211216, 2101816, 4203632, 4466359, 8932718, 17865436, 35730872, 71461744]

約数ペア:

[(1, 71461744), (2, 35730872), (4, 17865436), (8, 8932718), (16, 4466359), (17, 4203632), (34, 2101816), (59, 1211216), (61, 1171504), (68, 1050908), (73, 978928), (118, 605608), (122, 585752), (136, 525454), (146, 489464), (236, 302804), (244, 292876), (272, 262727), (292, 244732), (472, 151402), (488, 146438), (584, 122366), (944, 75701), (976, 73219), (1003, 71248), (1037, 68912), (1168, 61183), (1241, 57584), (2006, 35624), (2074, 34456), (2482, 28792), (3599, 19856), (4012, 17812), (4148, 17228), (4307, 16592), (4453, 16048), (4964, 14396), (7198, 9928), (8024, 8906), (8296, 8614)]