259551344

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{40253}}^1$

素因数の和:40305

約数の個数: 40

約数和(自身を含む): 559047552

約数和(自身を除く): 299496208

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 40253, 80506, 161012, 322024, 523289, 644048, 1046578, 1247843, 2093156, 2495686, 4186312, 4991372, 8372624, 9982744, 16221959, 19965488, 32443918, 64887836, 129775672, 259551344]

約数ペア:

[(1, 259551344), (2, 129775672), (4, 64887836), (8, 32443918), (13, 19965488), (16, 16221959), (26, 9982744), (31, 8372624), (52, 4991372), (62, 4186312), (104, 2495686), (124, 2093156), (208, 1247843), (248, 1046578), (403, 644048), (496, 523289), (806, 322024), (1612, 161012), (3224, 80506), (6448, 40253)]