78398580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{100511}}^1$

素因数の和:100536

約数の個数: 48

約数和(自身を含む): 236404224

約数和(自身を除く): 158005644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 100511, 201022, 301533, 402044, 502555, 603066, 1005110, 1206132, 1306643, 1507665, 2010220, 2613286, 3015330, 3919929, 5226572, 6030660, 6533215, 7839858, 13066430, 15679716, 19599645, 26132860, 39199290, 78398580]

約数ペア:

[(1, 78398580), (2, 39199290), (3, 26132860), (4, 19599645), (5, 15679716), (6, 13066430), (10, 7839858), (12, 6533215), (13, 6030660), (15, 5226572), (20, 3919929), (26, 3015330), (30, 2613286), (39, 2010220), (52, 1507665), (60, 1306643), (65, 1206132), (78, 1005110), (130, 603066), (156, 502555), (195, 402044), (260, 301533), (390, 201022), (780, 100511)]