104291720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1531}}^1$

素因数の和:1686

約数の個数: 64

約数和(自身を含む): 254802240

約数和(自身を除く): 150510520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 131, 260, 262, 520, 524, 655, 1048, 1310, 1531, 1703, 2620, 3062, 3406, 5240, 6124, 6812, 7655, 8515, 12248, 13624, 15310, 17030, 19903, 30620, 34060, 39806, 61240, 68120, 79612, 99515, 159224, 199030, 200561, 398060, 401122, 796120, 802244, 1002805, 1604488, 2005610, 2607293, 4011220, 5214586, 8022440, 10429172, 13036465, 20858344, 26072930, 52145860, 104291720]

約数ペア:

[(1, 104291720), (2, 52145860), (4, 26072930), (5, 20858344), (8, 13036465), (10, 10429172), (13, 8022440), (20, 5214586), (26, 4011220), (40, 2607293), (52, 2005610), (65, 1604488), (104, 1002805), (130, 802244), (131, 796120), (260, 401122), (262, 398060), (520, 200561), (524, 199030), (655, 159224), (1048, 99515), (1310, 79612), (1531, 68120), (1703, 61240), (2620, 39806), (3062, 34060), (3406, 30620), (5240, 19903), (6124, 17030), (6812, 15310), (7655, 13624), (8515, 12248)]