157215695

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 246564864

約数和(自身を除く): 89349169

約数列:

[1, 5, 7, 13, 23, 35, 65, 83, 91, 115, 161, 181, 299, 415, 455, 581, 805, 905, 1079, 1267, 1495, 1909, 2093, 2353, 2905, 4163, 5395, 6335, 7553, 9545, 10465, 11765, 13363, 15023, 16471, 20815, 24817, 29141, 37765, 54119, 66815, 75115, 82355, 105161, 124085, 145705, 173719, 195299, 270595, 345529, 378833, 525805, 868595, 976495, 1367093, 1727645, 1894165, 2418703, 4491877, 6835465, 12093515, 22459385, 31443139, 157215695]

約数ペア:

[(1, 157215695), (5, 31443139), (7, 22459385), (13, 12093515), (23, 6835465), (35, 4491877), (65, 2418703), (83, 1894165), (91, 1727645), (115, 1367093), (161, 976495), (181, 868595), (299, 525805), (415, 378833), (455, 345529), (581, 270595), (805, 195299), (905, 173719), (1079, 145705), (1267, 124085), (1495, 105161), (1909, 82355), (2093, 75115), (2353, 66815), (2905, 54119), (4163, 37765), (5395, 29141), (6335, 24817), (7553, 20815), (9545, 16471), (10465, 15023), (11765, 13363)]