54392510140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{419}}^1\times {\mathrm{1999}}^1$

素因数の和:2635

約数の個数: 96

約数和(自身を含む): 121927680000

約数和(自身を除く): 67535169860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 191, 340, 382, 419, 764, 838, 955, 1676, 1910, 1999, 2095, 3247, 3820, 3998, 4190, 6494, 7123, 7996, 8380, 9995, 12988, 14246, 16235, 19990, 28492, 32470, 33983, 35615, 39980, 64940, 67966, 71230, 80029, 135932, 142460, 160058, 169915, 320116, 339830, 381809, 400145, 679660, 763618, 800290, 837581, 1360493, 1527236, 1600580, 1675162, 1909045, 2720986, 3350324, 3818090, 4187905, 5441972, 6490753, 6802465, 7636180, 8375810, 12981506, 13604930, 14238877, 16751620, 25963012, 27209860, 28477754, 32453765, 56955508, 64907530, 71194385, 129815060, 142388770, 159977971, 284777540, 319955942, 639911884, 799889855, 1599779710, 2719625507, 3199559420, 5439251014, 10878502028, 13598127535, 27196255070, 54392510140]

約数ペア:

[(1, 54392510140), (2, 27196255070), (4, 13598127535), (5, 10878502028), (10, 5439251014), (17, 3199559420), (20, 2719625507), (34, 1599779710), (68, 799889855), (85, 639911884), (170, 319955942), (191, 284777540), (340, 159977971), (382, 142388770), (419, 129815060), (764, 71194385), (838, 64907530), (955, 56955508), (1676, 32453765), (1910, 28477754), (1999, 27209860), (2095, 25963012), (3247, 16751620), (3820, 14238877), (3998, 13604930), (4190, 12981506), (6494, 8375810), (7123, 7636180), (7996, 6802465), (8380, 6490753), (9995, 5441972), (12988, 4187905), (14246, 3818090), (16235, 3350324), (19990, 2720986), (28492, 1909045), (32470, 1675162), (33983, 1600580), (35615, 1527236), (39980, 1360493), (64940, 837581), (67966, 800290), (71230, 763618), (80029, 679660), (135932, 400145), (142460, 381809), (160058, 339830), (169915, 320116)]