201531702520

素因数分解:

$2^3\times 5^1\times {\mathrm{438761}}^1\times {\mathrm{11483}}^1$

素因数の和:450255

約数の個数: 32

約数和(自身を含む): 453486852720

約数和(自身を除く): 251955150200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 11483, 22966, 45932, 57415, 91864, 114830, 229660, 438761, 459320, 877522, 1755044, 2193805, 3510088, 4387610, 8775220, 17550440, 5038292563, 10076585126, 20153170252, 25191462815, 40306340504, 50382925630, 100765851260, 201531702520]

約数ペア:

[(1, 201531702520), (2, 100765851260), (4, 50382925630), (5, 40306340504), (8, 25191462815), (10, 20153170252), (20, 10076585126), (40, 5038292563), (11483, 17550440), (22966, 8775220), (45932, 4387610), (57415, 3510088), (91864, 2193805), (114830, 1755044), (229660, 877522), (438761, 459320)]