200478940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{1627}}^1$

素因数の和:1798

約数の個数: 48

約数和(自身を含む): 432409824

約数和(自身を除く): 231930884

約数列:

[1, 2, 4, 5, 10, 20, 61, 101, 122, 202, 244, 305, 404, 505, 610, 1010, 1220, 1627, 2020, 3254, 6161, 6508, 8135, 12322, 16270, 24644, 30805, 32540, 61610, 99247, 123220, 164327, 198494, 328654, 396988, 496235, 657308, 821635, 992470, 1643270, 1984940, 3286540, 10023947, 20047894, 40095788, 50119735, 100239470, 200478940]

約数ペア:

[(1, 200478940), (2, 100239470), (4, 50119735), (5, 40095788), (10, 20047894), (20, 10023947), (61, 3286540), (101, 1984940), (122, 1643270), (202, 992470), (244, 821635), (305, 657308), (404, 496235), (505, 396988), (610, 328654), (1010, 198494), (1220, 164327), (1627, 123220), (2020, 99247), (3254, 61610), (6161, 32540), (6508, 30805), (8135, 24644), (12322, 16270)]