64244648

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19927}}^1$

素因数の和:19977

約数の個数: 32

約数和(自身を含む): 133916160

約数和(自身を除く): 69671512

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 19927, 39854, 79708, 159416, 259051, 518102, 617737, 1036204, 1235474, 2072408, 2470948, 4941896, 8030581, 16061162, 32122324, 64244648]

約数ペア:

[(1, 64244648), (2, 32122324), (4, 16061162), (8, 8030581), (13, 4941896), (26, 2470948), (31, 2072408), (52, 1235474), (62, 1036204), (104, 617737), (124, 518102), (248, 259051), (403, 159416), (806, 79708), (1612, 39854), (3224, 19927)]