172615975

素因数分解:

$5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 265898160

約数和(自身を除く): 93282185

約数列:

[1, 5, 7, 25, 29, 35, 43, 49, 113, 145, 175, 203, 215, 245, 301, 565, 725, 791, 1015, 1075, 1225, 1247, 1421, 1505, 2107, 2825, 3277, 3955, 4859, 5075, 5537, 6235, 7105, 7525, 8729, 10535, 16385, 19775, 22939, 24295, 27685, 31175, 34013, 35525, 43645, 52675, 61103, 81925, 114695, 121475, 138425, 140911, 160573, 170065, 218225, 238091, 305515, 573475, 704555, 802865, 850325, 986377, 1190455, 1527575, 3522775, 4014325, 4931885, 5952275, 6904639, 24659425, 34523195, 172615975]

約数ペア:

[(1, 172615975), (5, 34523195), (7, 24659425), (25, 6904639), (29, 5952275), (35, 4931885), (43, 4014325), (49, 3522775), (113, 1527575), (145, 1190455), (175, 986377), (203, 850325), (215, 802865), (245, 704555), (301, 573475), (565, 305515), (725, 238091), (791, 218225), (1015, 170065), (1075, 160573), (1225, 140911), (1247, 138425), (1421, 121475), (1505, 114695), (2107, 81925), (2825, 61103), (3277, 52675), (3955, 43645), (4859, 35525), (5075, 34013), (5537, 31175), (6235, 27685), (7105, 24295), (7525, 22939), (8729, 19775), (10535, 16385)]