78329576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1789}}^1$

素因数の和:2229

約数の個数: 32

約数和(自身を含む): 158629800

約数和(自身を除く): 80300224

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 421, 842, 1684, 1789, 3368, 3578, 5473, 7156, 10946, 14312, 21892, 23257, 43784, 46514, 93028, 186056, 753169, 1506338, 3012676, 6025352, 9791197, 19582394, 39164788, 78329576]

約数ペア:

[(1, 78329576), (2, 39164788), (4, 19582394), (8, 9791197), (13, 6025352), (26, 3012676), (52, 1506338), (104, 753169), (421, 186056), (842, 93028), (1684, 46514), (1789, 43784), (3368, 23257), (3578, 21892), (5473, 14312), (7156, 10946)]