66644025

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2081}}^1$

素因数の和:2162

約数の個数: 48

約数和(自身を含む): 128051328

約数和(自身を除く): 61407303

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 61, 75, 105, 175, 183, 305, 427, 525, 915, 1281, 1525, 2081, 2135, 4575, 6243, 6405, 10405, 10675, 14567, 31215, 32025, 43701, 52025, 72835, 126941, 156075, 218505, 364175, 380823, 634705, 888587, 1092525, 1904115, 2665761, 3173525, 4442935, 9520575, 13328805, 22214675, 66644025]

約数ペア:

[(1, 66644025), (3, 22214675), (5, 13328805), (7, 9520575), (15, 4442935), (21, 3173525), (25, 2665761), (35, 1904115), (61, 1092525), (75, 888587), (105, 634705), (175, 380823), (183, 364175), (305, 218505), (427, 156075), (525, 126941), (915, 72835), (1281, 52025), (1525, 43701), (2081, 32025), (2135, 31215), (4575, 14567), (6243, 10675), (6405, 10405)]