49972945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 76204800

約数和(自身を除く): 26231855

約数列:

[1, 5, 11, 17, 19, 29, 55, 85, 95, 97, 145, 187, 209, 319, 323, 485, 493, 551, 935, 1045, 1067, 1595, 1615, 1649, 1843, 2465, 2755, 2813, 3553, 5335, 5423, 6061, 8245, 9215, 9367, 14065, 17765, 18139, 20273, 27115, 30305, 30943, 31331, 46835, 47821, 53447, 90695, 101365, 103037, 154715, 156655, 239105, 267235, 344641, 515185, 526031, 587917, 908599, 1723205, 2630155, 2939585, 4542995, 9994589, 49972945]

約数ペア:

[(1, 49972945), (5, 9994589), (11, 4542995), (17, 2939585), (19, 2630155), (29, 1723205), (55, 908599), (85, 587917), (95, 526031), (97, 515185), (145, 344641), (187, 267235), (209, 239105), (319, 156655), (323, 154715), (485, 103037), (493, 101365), (551, 90695), (935, 53447), (1045, 47821), (1067, 46835), (1595, 31331), (1615, 30943), (1649, 30305), (1843, 27115), (2465, 20273), (2755, 18139), (2813, 17765), (3553, 14065), (5335, 9367), (5423, 9215), (6061, 8245)]