408218912

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{5209}}^1$

素因数の和:5329

約数の個数: 48

約数和(自身を含む): 840268800

約数和(自身を除く): 432049888

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 79, 124, 158, 248, 316, 496, 632, 992, 1264, 2449, 2528, 4898, 5209, 9796, 10418, 19592, 20836, 39184, 41672, 78368, 83344, 161479, 166688, 322958, 411511, 645916, 823022, 1291832, 1646044, 2583664, 3292088, 5167328, 6584176, 12756841, 13168352, 25513682, 51027364, 102054728, 204109456, 408218912]

約数ペア:

[(1, 408218912), (2, 204109456), (4, 102054728), (8, 51027364), (16, 25513682), (31, 13168352), (32, 12756841), (62, 6584176), (79, 5167328), (124, 3292088), (158, 2583664), (248, 1646044), (316, 1291832), (496, 823022), (632, 645916), (992, 411511), (1264, 322958), (2449, 166688), (2528, 161479), (4898, 83344), (5209, 78368), (9796, 41672), (10418, 39184), (19592, 20836)]