78237328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:272

約数の個数: 80

約数和(自身を含む): 170989056

約数和(自身を除く): 92751728

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 53, 94, 104, 106, 151, 188, 208, 212, 302, 376, 424, 604, 611, 689, 752, 848, 1208, 1222, 1378, 1963, 2416, 2444, 2491, 2756, 3926, 4888, 4982, 5512, 7097, 7852, 8003, 9776, 9964, 11024, 14194, 15704, 16006, 19928, 28388, 31408, 32012, 32383, 39856, 56776, 64024, 64766, 92261, 104039, 113552, 128048, 129532, 184522, 208078, 259064, 369044, 376141, 416156, 518128, 738088, 752282, 832312, 1476176, 1504564, 1664624, 3009128, 4889833, 6018256, 9779666, 19559332, 39118664, 78237328]

約数ペア:

[(1, 78237328), (2, 39118664), (4, 19559332), (8, 9779666), (13, 6018256), (16, 4889833), (26, 3009128), (47, 1664624), (52, 1504564), (53, 1476176), (94, 832312), (104, 752282), (106, 738088), (151, 518128), (188, 416156), (208, 376141), (212, 369044), (302, 259064), (376, 208078), (424, 184522), (604, 129532), (611, 128048), (689, 113552), (752, 104039), (848, 92261), (1208, 64766), (1222, 64024), (1378, 56776), (1963, 39856), (2416, 32383), (2444, 32012), (2491, 31408), (2756, 28388), (3926, 19928), (4888, 16006), (4982, 15704), (5512, 14194), (7097, 11024), (7852, 9964), (8003, 9776)]