78126220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4889}}^1$

素因数の和:4962

約数の個数: 48

約数和(自身を含む): 177448320

約数和(自身を除く): 99322100

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1598, 3196, 3995, 4889, 7990, 9778, 15980, 19556, 24445, 48890, 83113, 97780, 166226, 229783, 332452, 415565, 459566, 831130, 919132, 1148915, 1662260, 2297830, 3906311, 4595660, 7812622, 15625244, 19531555, 39063110, 78126220]

約数ペア:

[(1, 78126220), (2, 39063110), (4, 19531555), (5, 15625244), (10, 7812622), (17, 4595660), (20, 3906311), (34, 2297830), (47, 1662260), (68, 1148915), (85, 919132), (94, 831130), (170, 459566), (188, 415565), (235, 332452), (340, 229783), (470, 166226), (799, 97780), (940, 83113), (1598, 48890), (3196, 24445), (3995, 19556), (4889, 15980), (7990, 9778)]