202137348520

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{16248983}}^1$

素因数の和:16249305

約数の個数: 32

約数和(自身を含む): 456271470720

約数和(自身を除く): 254134122200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 12440, 16248983, 32497966, 64995932, 81244915, 129991864, 162489830, 324979660, 649959320, 5053433713, 10106867426, 20213734852, 25267168565, 40427469704, 50534337130, 101068674260, 202137348520]

約数ペア:

[(1, 202137348520), (2, 101068674260), (4, 50534337130), (5, 40427469704), (8, 25267168565), (10, 20213734852), (20, 10106867426), (40, 5053433713), (311, 649959320), (622, 324979660), (1244, 162489830), (1555, 129991864), (2488, 81244915), (3110, 64995932), (6220, 32497966), (12440, 16248983)]