81166650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:488

約数の個数: 96

約数和(自身を含む): 213200640

約数和(自身を除く): 132033990

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 47, 50, 58, 75, 87, 94, 141, 145, 150, 174, 235, 282, 290, 397, 435, 470, 705, 725, 794, 870, 1175, 1191, 1363, 1410, 1450, 1985, 2175, 2350, 2382, 2726, 3525, 3970, 4089, 4350, 5955, 6815, 7050, 8178, 9925, 11513, 11910, 13630, 18659, 19850, 20445, 23026, 29775, 34075, 34539, 37318, 40890, 55977, 57565, 59550, 68150, 69078, 93295, 102225, 111954, 115130, 172695, 186590, 204450, 279885, 287825, 345390, 466475, 541111, 559770, 575650, 863475, 932950, 1082222, 1399425, 1623333, 1726950, 2705555, 2798850, 3246666, 5411110, 8116665, 13527775, 16233330, 27055550, 40583325, 81166650]

約数ペア:

[(1, 81166650), (2, 40583325), (3, 27055550), (5, 16233330), (6, 13527775), (10, 8116665), (15, 5411110), (25, 3246666), (29, 2798850), (30, 2705555), (47, 1726950), (50, 1623333), (58, 1399425), (75, 1082222), (87, 932950), (94, 863475), (141, 575650), (145, 559770), (150, 541111), (174, 466475), (235, 345390), (282, 287825), (290, 279885), (397, 204450), (435, 186590), (470, 172695), (705, 115130), (725, 111954), (794, 102225), (870, 93295), (1175, 69078), (1191, 68150), (1363, 59550), (1410, 57565), (1450, 55977), (1985, 40890), (2175, 37318), (2350, 34539), (2382, 34075), (2726, 29775), (3525, 23026), (3970, 20445), (4089, 19850), (4350, 18659), (5955, 13630), (6815, 11910), (7050, 11513), (8178, 9925)]