78859804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{911}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 156280320

約数和(自身を除く): 77420516

約数列:

[1, 2, 4, 17, 19, 34, 38, 67, 68, 76, 134, 268, 323, 646, 911, 1139, 1273, 1292, 1822, 2278, 2546, 3644, 4556, 5092, 15487, 17309, 21641, 30974, 34618, 43282, 61037, 61948, 69236, 86564, 122074, 244148, 294253, 588506, 1037629, 1159703, 1177012, 2075258, 2319406, 4150516, 4638812, 19714951, 39429902, 78859804]

約数ペア:

[(1, 78859804), (2, 39429902), (4, 19714951), (17, 4638812), (19, 4150516), (34, 2319406), (38, 2075258), (67, 1177012), (68, 1159703), (76, 1037629), (134, 588506), (268, 294253), (323, 244148), (646, 122074), (911, 86564), (1139, 69236), (1273, 61948), (1292, 61037), (1822, 43282), (2278, 34618), (2546, 30974), (3644, 21641), (4556, 17309), (5092, 15487)]