51940190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1279}}^1$

素因数の和:1448

約数の個数: 32

約数和(自身を含む): 97320960

約数和(自身を除く): 45380770

約数列:

[1, 2, 5, 10, 31, 62, 131, 155, 262, 310, 655, 1279, 1310, 2558, 4061, 6395, 8122, 12790, 20305, 39649, 40610, 79298, 167549, 198245, 335098, 396490, 837745, 1675490, 5194019, 10388038, 25970095, 51940190]

約数ペア:

[(1, 51940190), (2, 25970095), (5, 10388038), (10, 5194019), (31, 1675490), (62, 837745), (131, 396490), (155, 335098), (262, 198245), (310, 167549), (655, 79298), (1279, 40610), (1310, 39649), (2558, 20305), (4061, 12790), (6395, 8122)]