198672512

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{541}}^1$

素因数の和:725

約数の個数: 64

約数和(自身を含む): 420158400

約数和(自身を除く): 221485888

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 151, 152, 302, 304, 541, 604, 608, 1082, 1208, 1216, 2164, 2416, 2432, 2869, 4328, 4832, 5738, 8656, 9664, 10279, 11476, 17312, 19328, 20558, 22952, 34624, 41116, 45904, 69248, 81691, 82232, 91808, 163382, 164464, 183616, 326764, 328928, 367232, 653528, 657856, 1307056, 1315712, 1552129, 2614112, 3104258, 5228224, 6208516, 10456448, 12417032, 24834064, 49668128, 99336256, 198672512]

約数ペア:

[(1, 198672512), (2, 99336256), (4, 49668128), (8, 24834064), (16, 12417032), (19, 10456448), (32, 6208516), (38, 5228224), (64, 3104258), (76, 2614112), (128, 1552129), (151, 1315712), (152, 1307056), (302, 657856), (304, 653528), (541, 367232), (604, 328928), (608, 326764), (1082, 183616), (1208, 164464), (1216, 163382), (2164, 91808), (2416, 82232), (2432, 81691), (2869, 69248), (4328, 45904), (4832, 41116), (5738, 34624), (8656, 22952), (9664, 20558), (10279, 19328), (11476, 17312)]