789064452020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{49751857}}^1$

素因数の和:49751940

約数の個数: 48

約数和(自身を含む): 1813753735248

約数和(自身を除く): 1024689283228

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7930, 15860, 49751857, 99503714, 199007428, 248759285, 497518570, 646774141, 995037140, 1293548282, 2587096564, 3034863277, 3233870705, 6069726554, 6467741410, 12139453108, 12935482820, 15174316385, 30348632770, 39453222601, 60697265540, 78906445202, 157812890404, 197266113005, 394532226010, 789064452020]

約数ペア:

[(1, 789064452020), (2, 394532226010), (4, 197266113005), (5, 157812890404), (10, 78906445202), (13, 60697265540), (20, 39453222601), (26, 30348632770), (52, 15174316385), (61, 12935482820), (65, 12139453108), (122, 6467741410), (130, 6069726554), (244, 3233870705), (260, 3034863277), (305, 2587096564), (610, 1293548282), (793, 995037140), (1220, 646774141), (1586, 497518570), (3172, 248759285), (3965, 199007428), (7930, 99503714), (15860, 49751857)]