248538250

素因数分解:

$2^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 484507296

約数和(自身を除く): 235969046

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 97, 125, 185, 194, 250, 277, 370, 485, 554, 925, 970, 1385, 1850, 2425, 2770, 3589, 4625, 4850, 6925, 7178, 9250, 10249, 12125, 13850, 17945, 20498, 24250, 26869, 34625, 35890, 51245, 53738, 69250, 89725, 102490, 134345, 179450, 256225, 268690, 448625, 512450, 671725, 897250, 994153, 1281125, 1343450, 1988306, 2562250, 3358625, 4970765, 6717250, 9941530, 24853825, 49707650, 124269125, 248538250]

約数ペア:

[(1, 248538250), (2, 124269125), (5, 49707650), (10, 24853825), (25, 9941530), (37, 6717250), (50, 4970765), (74, 3358625), (97, 2562250), (125, 1988306), (185, 1343450), (194, 1281125), (250, 994153), (277, 897250), (370, 671725), (485, 512450), (554, 448625), (925, 268690), (970, 256225), (1385, 179450), (1850, 134345), (2425, 102490), (2770, 89725), (3589, 69250), (4625, 53738), (4850, 51245), (6925, 35890), (7178, 34625), (9250, 26869), (10249, 24250), (12125, 20498), (13850, 17945)]