253361264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{39293}}^1$

素因数の和:39345

約数の個数: 40

約数和(自身を含む): 545715072

約数和(自身を除く): 292353808

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 39293, 78586, 157172, 314344, 510809, 628688, 1021618, 1218083, 2043236, 2436166, 4086472, 4872332, 8172944, 9744664, 15835079, 19489328, 31670158, 63340316, 126680632, 253361264]

約数ペア:

[(1, 253361264), (2, 126680632), (4, 63340316), (8, 31670158), (13, 19489328), (16, 15835079), (26, 9744664), (31, 8172944), (52, 4872332), (62, 4086472), (104, 2436166), (124, 2043236), (208, 1218083), (248, 1021618), (403, 628688), (496, 510809), (806, 314344), (1612, 157172), (3224, 78586), (6448, 39293)]