80041984

素因数分解:

$2^{11}\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:80

約数の個数: 144

約数和(自身を含む): 196068600

約数和(自身を除く): 116026616

約数列:

[1, 2, 4, 8, 11, 16, 17, 19, 22, 32, 34, 38, 44, 64, 68, 76, 88, 121, 128, 136, 152, 176, 187, 209, 242, 256, 272, 304, 323, 352, 374, 418, 484, 512, 544, 608, 646, 704, 748, 836, 968, 1024, 1088, 1216, 1292, 1408, 1496, 1672, 1936, 2048, 2057, 2176, 2299, 2432, 2584, 2816, 2992, 3344, 3553, 3872, 4114, 4352, 4598, 4864, 5168, 5632, 5984, 6688, 7106, 7744, 8228, 8704, 9196, 9728, 10336, 11264, 11968, 13376, 14212, 15488, 16456, 17408, 18392, 19456, 20672, 22528, 23936, 26752, 28424, 30976, 32912, 34816, 36784, 38912, 39083, 41344, 47872, 53504, 56848, 61952, 65824, 73568, 78166, 82688, 95744, 107008, 113696, 123904, 131648, 147136, 156332, 165376, 191488, 214016, 227392, 247808, 263296, 294272, 312664, 330752, 382976, 428032, 454784, 526592, 588544, 625328, 661504, 909568, 1053184, 1177088, 1250656, 1819136, 2106368, 2354176, 2501312, 3638272, 4212736, 4708352, 5002624, 7276544, 10005248, 20010496, 40020992, 80041984]

約数ペア:

[(1, 80041984), (2, 40020992), (4, 20010496), (8, 10005248), (11, 7276544), (16, 5002624), (17, 4708352), (19, 4212736), (22, 3638272), (32, 2501312), (34, 2354176), (38, 2106368), (44, 1819136), (64, 1250656), (68, 1177088), (76, 1053184), (88, 909568), (121, 661504), (128, 625328), (136, 588544), (152, 526592), (176, 454784), (187, 428032), (209, 382976), (242, 330752), (256, 312664), (272, 294272), (304, 263296), (323, 247808), (352, 227392), (374, 214016), (418, 191488), (484, 165376), (512, 156332), (544, 147136), (608, 131648), (646, 123904), (704, 113696), (748, 107008), (836, 95744), (968, 82688), (1024, 78166), (1088, 73568), (1216, 65824), (1292, 61952), (1408, 56848), (1496, 53504), (1672, 47872), (1936, 41344), (2048, 39083), (2057, 38912), (2176, 36784), (2299, 34816), (2432, 32912), (2584, 30976), (2816, 28424), (2992, 26752), (3344, 23936), (3553, 22528), (3872, 20672), (4114, 19456), (4352, 18392), (4598, 17408), (4864, 16456), (5168, 15488), (5632, 14212), (5984, 13376), (6688, 11968), (7106, 11264), (7744, 10336), (8228, 9728), (8704, 9196)]