15679988015

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1\times {\mathrm{2333}}^1$

素因数の和:2831

約数の個数: 32

約数和(自身を含む): 19638761472

約数和(自身を除く): 3958773457

約数列:

[1, 5, 31, 131, 155, 331, 655, 1655, 2333, 4061, 10261, 11665, 20305, 43361, 51305, 72323, 216805, 305623, 361615, 772223, 1344191, 1528115, 3861115, 6720955, 9474313, 23938913, 47371565, 101161213, 119694565, 505806065, 3135997603, 15679988015]

約数ペア:

[(1, 15679988015), (5, 3135997603), (31, 505806065), (131, 119694565), (155, 101161213), (331, 47371565), (655, 23938913), (1655, 9474313), (2333, 6720955), (4061, 3861115), (10261, 1528115), (11665, 1344191), (20305, 772223), (43361, 361615), (51305, 305623), (72323, 216805)]