78894688

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:512

約数の個数: 72

約数和(自身を含む): 174069000

約数和(自身を除く): 95174312

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 289, 304, 323, 449, 544, 578, 608, 646, 898, 1156, 1292, 1796, 2312, 2584, 3592, 4624, 5168, 5491, 7184, 7633, 8531, 9248, 10336, 10982, 14368, 15266, 17062, 21964, 30532, 34124, 43928, 61064, 68248, 87856, 122128, 129761, 136496, 145027, 175712, 244256, 259522, 272992, 290054, 519044, 580108, 1038088, 1160216, 2076176, 2320432, 2465459, 4152352, 4640864, 4930918, 9861836, 19723672, 39447344, 78894688]

約数ペア:

[(1, 78894688), (2, 39447344), (4, 19723672), (8, 9861836), (16, 4930918), (17, 4640864), (19, 4152352), (32, 2465459), (34, 2320432), (38, 2076176), (68, 1160216), (76, 1038088), (136, 580108), (152, 519044), (272, 290054), (289, 272992), (304, 259522), (323, 244256), (449, 175712), (544, 145027), (578, 136496), (608, 129761), (646, 122128), (898, 87856), (1156, 68248), (1292, 61064), (1796, 43928), (2312, 34124), (2584, 30532), (3592, 21964), (4624, 17062), (5168, 15266), (5491, 14368), (7184, 10982), (7633, 10336), (8531, 9248)]