80287974

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20183}}^1$

素因数の和:20221

約数の個数: 48

約数和(自身を含む): 198368352

約数和(自身を除く): 118080378

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 20183, 40366, 60549, 121098, 181647, 262379, 343111, 363294, 524758, 686222, 787137, 1029333, 1574274, 2058666, 2361411, 3087999, 4460443, 4722822, 6175998, 8920886, 13381329, 26762658, 40143987, 80287974]

約数ペア:

[(1, 80287974), (2, 40143987), (3, 26762658), (6, 13381329), (9, 8920886), (13, 6175998), (17, 4722822), (18, 4460443), (26, 3087999), (34, 2361411), (39, 2058666), (51, 1574274), (78, 1029333), (102, 787137), (117, 686222), (153, 524758), (221, 363294), (234, 343111), (306, 262379), (442, 181647), (663, 121098), (1326, 60549), (1989, 40366), (3978, 20183)]