200521915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{617}}^1$

素因数の和:963

約数の個数: 32

約数和(自身を含む): 277655040

約数和(自身を除く): 77133125

約数列:

[1, 5, 11, 19, 55, 95, 209, 311, 617, 1045, 1555, 3085, 3421, 5909, 6787, 11723, 17105, 29545, 33935, 58615, 64999, 128953, 191887, 324995, 644765, 959435, 2110757, 3645853, 10553785, 18229265, 40104383, 200521915]

約数ペア:

[(1, 200521915), (5, 40104383), (11, 18229265), (19, 10553785), (55, 3645853), (95, 2110757), (209, 959435), (311, 644765), (617, 324995), (1045, 191887), (1555, 128953), (3085, 64999), (3421, 58615), (5909, 33935), (6787, 29545), (11723, 17105)]