156780408560

素因数分解:

$2^4\times 5^1\times {\mathrm{3907}}^1\times {\mathrm{501601}}^1$

素因数の和:505521

約数の個数: 40

約数和(自身を含む): 364608474576

約数和(自身を除く): 207828066016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3907, 7814, 15628, 19535, 31256, 39070, 62512, 78140, 156280, 312560, 501601, 1003202, 2006404, 2508005, 4012808, 5016010, 8025616, 10032020, 20064040, 40128080, 1959755107, 3919510214, 7839020428, 9798775535, 15678040856, 19597551070, 31356081712, 39195102140, 78390204280, 156780408560]

約数ペア:

[(1, 156780408560), (2, 78390204280), (4, 39195102140), (5, 31356081712), (8, 19597551070), (10, 15678040856), (16, 9798775535), (20, 7839020428), (40, 3919510214), (80, 1959755107), (3907, 40128080), (7814, 20064040), (15628, 10032020), (19535, 8025616), (31256, 5016010), (39070, 4012808), (62512, 2508005), (78140, 2006404), (156280, 1003202), (312560, 501601)]