257342794384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1433}}^1\times {\mathrm{27851}}^1$

素因数の和:29336

約数の個数: 80

約数和(自身を含む): 554683497984

約数和(自身を除く): 297340703600

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1433, 1612, 2866, 3224, 5732, 6448, 11464, 18629, 22928, 27851, 37258, 44423, 55702, 74516, 88846, 111404, 149032, 177692, 222808, 298064, 355384, 362063, 445616, 577499, 710768, 724126, 863381, 1154998, 1448252, 1726762, 2309996, 2896504, 3453524, 4619992, 5793008, 6907048, 9239984, 11223953, 13814096, 22447906, 39910483, 44895812, 79820966, 89791624, 159641932, 179583248, 319283864, 518836279, 638567728, 1037672558, 1237224973, 2075345116, 2474449946, 4150690232, 4948899892, 8301380464, 9897799784, 16083924649, 19795599568, 32167849298, 64335698596, 128671397192, 257342794384]

約数ペア:

[(1, 257342794384), (2, 128671397192), (4, 64335698596), (8, 32167849298), (13, 19795599568), (16, 16083924649), (26, 9897799784), (31, 8301380464), (52, 4948899892), (62, 4150690232), (104, 2474449946), (124, 2075345116), (208, 1237224973), (248, 1037672558), (403, 638567728), (496, 518836279), (806, 319283864), (1433, 179583248), (1612, 159641932), (2866, 89791624), (3224, 79820966), (5732, 44895812), (6448, 39910483), (11464, 22447906), (18629, 13814096), (22928, 11223953), (27851, 9239984), (37258, 6907048), (44423, 5793008), (55702, 4619992), (74516, 3453524), (88846, 2896504), (111404, 2309996), (149032, 1726762), (177692, 1448252), (222808, 1154998), (298064, 863381), (355384, 724126), (362063, 710768), (445616, 577499)]