84348890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1\times {\mathrm{491}}^1$

素因数の和:958

約数の個数: 32

約数和(自身を含む): 156219840

約数和(自身を除く): 71870950

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 419, 491, 838, 982, 2095, 2455, 4190, 4910, 17179, 20131, 34358, 40262, 85895, 100655, 171790, 201310, 205729, 411458, 1028645, 2057290, 8434889, 16869778, 42174445, 84348890]

約数ペア:

[(1, 84348890), (2, 42174445), (5, 16869778), (10, 8434889), (41, 2057290), (82, 1028645), (205, 411458), (410, 205729), (419, 201310), (491, 171790), (838, 100655), (982, 85895), (2095, 40262), (2455, 34358), (4190, 20131), (4910, 17179)]