156970587560

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{308827}}^1$

素因数の和:309066

約数の個数: 64

約数和(自身を含む): 359549910720

約数和(自身を除く): 202579323160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 131, 194, 262, 388, 485, 524, 655, 776, 970, 1048, 1310, 1940, 2620, 3880, 5240, 12707, 25414, 50828, 63535, 101656, 127070, 254140, 308827, 508280, 617654, 1235308, 1544135, 2470616, 3088270, 6176540, 12353080, 29956219, 40456337, 59912438, 80912674, 119824876, 149781095, 161825348, 202281685, 239649752, 299562190, 323650696, 404563370, 599124380, 809126740, 1198248760, 1618253480, 3924264689, 7848529378, 15697058756, 19621323445, 31394117512, 39242646890, 78485293780, 156970587560]

約数ペア:

[(1, 156970587560), (2, 78485293780), (4, 39242646890), (5, 31394117512), (8, 19621323445), (10, 15697058756), (20, 7848529378), (40, 3924264689), (97, 1618253480), (131, 1198248760), (194, 809126740), (262, 599124380), (388, 404563370), (485, 323650696), (524, 299562190), (655, 239649752), (776, 202281685), (970, 161825348), (1048, 149781095), (1310, 119824876), (1940, 80912674), (2620, 59912438), (3880, 40456337), (5240, 29956219), (12707, 12353080), (25414, 6176540), (50828, 3088270), (63535, 2470616), (101656, 1544135), (127070, 1235308), (254140, 617654), (308827, 508280)]