129172970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 257458176

約数和(自身を除く): 128285206

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 127, 155, 170, 193, 254, 310, 386, 527, 635, 965, 1054, 1270, 1930, 2159, 2635, 3281, 3937, 4318, 5270, 5983, 6562, 7874, 10795, 11966, 16405, 19685, 21590, 24511, 29915, 32810, 39370, 49022, 59830, 66929, 101711, 122555, 133858, 203422, 245110, 334645, 416687, 508555, 669290, 759841, 833374, 1017110, 1519682, 2083435, 3799205, 4166870, 7598410, 12917297, 25834594, 64586485, 129172970]

約数ペア:

[(1, 129172970), (2, 64586485), (5, 25834594), (10, 12917297), (17, 7598410), (31, 4166870), (34, 3799205), (62, 2083435), (85, 1519682), (127, 1017110), (155, 833374), (170, 759841), (193, 669290), (254, 508555), (310, 416687), (386, 334645), (527, 245110), (635, 203422), (965, 133858), (1054, 122555), (1270, 101711), (1930, 66929), (2159, 59830), (2635, 49022), (3281, 39370), (3937, 32810), (4318, 29915), (5270, 24511), (5983, 21590), (6562, 19685), (7874, 16405), (10795, 11966)]