164605970

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 319389696

約数和(自身を除く): 154783726

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 113, 127, 155, 185, 226, 254, 310, 370, 565, 635, 1130, 1147, 1270, 2294, 3503, 3937, 4181, 4699, 5735, 7006, 7874, 8362, 9398, 11470, 14351, 17515, 19685, 20905, 23495, 28702, 35030, 39370, 41810, 46990, 71755, 129611, 143510, 145669, 259222, 291338, 444881, 530987, 648055, 728345, 889762, 1061974, 1296110, 1456690, 2224405, 2654935, 4448810, 5309870, 16460597, 32921194, 82302985, 164605970]

約数ペア:

[(1, 164605970), (2, 82302985), (5, 32921194), (10, 16460597), (31, 5309870), (37, 4448810), (62, 2654935), (74, 2224405), (113, 1456690), (127, 1296110), (155, 1061974), (185, 889762), (226, 728345), (254, 648055), (310, 530987), (370, 444881), (565, 291338), (635, 259222), (1130, 145669), (1147, 143510), (1270, 129611), (2294, 71755), (3503, 46990), (3937, 41810), (4181, 39370), (4699, 35030), (5735, 28702), (7006, 23495), (7874, 20905), (8362, 19685), (9398, 17515), (11470, 14351)]