1253621648

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{3943}}^1$

素因数の和:4623

約数の個数: 40

約数和(自身を含む): 2511791616

約数和(自身を除く): 1258169968

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 641, 1282, 2564, 3943, 5128, 7886, 10256, 15772, 19871, 31544, 39742, 63088, 79484, 122233, 158968, 244466, 317936, 488932, 977864, 1955728, 2527463, 5054926, 10109852, 20219704, 40439408, 78351353, 156702706, 313405412, 626810824, 1253621648]

約数ペア:

[(1, 1253621648), (2, 626810824), (4, 313405412), (8, 156702706), (16, 78351353), (31, 40439408), (62, 20219704), (124, 10109852), (248, 5054926), (496, 2527463), (641, 1955728), (1282, 977864), (2564, 488932), (3943, 317936), (5128, 244466), (7886, 158968), (10256, 122233), (15772, 79484), (19871, 63088), (31544, 39742)]