51010780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{641}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 112601664

約数和(自身を除く): 61590884

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 173, 230, 346, 460, 641, 692, 865, 1282, 1730, 2564, 3205, 3460, 3979, 6410, 7958, 12820, 14743, 15916, 19895, 29486, 39790, 58972, 73715, 79580, 110893, 147430, 221786, 294860, 443572, 554465, 1108930, 2217860, 2550539, 5101078, 10202156, 12752695, 25505390, 51010780]

約数ペア:

[(1, 51010780), (2, 25505390), (4, 12752695), (5, 10202156), (10, 5101078), (20, 2550539), (23, 2217860), (46, 1108930), (92, 554465), (115, 443572), (173, 294860), (230, 221786), (346, 147430), (460, 110893), (641, 79580), (692, 73715), (865, 58972), (1282, 39790), (1730, 29486), (2564, 19895), (3205, 15916), (3460, 14743), (3979, 12820), (6410, 7958)]