154257375

素因数分解:

$3^1\times 5^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 268369920

約数和(自身を除く): 114112545

約数列:

[1, 3, 5, 15, 25, 41, 75, 79, 123, 125, 127, 205, 237, 375, 381, 395, 615, 635, 1025, 1185, 1905, 1975, 3075, 3175, 3239, 5125, 5207, 5925, 9525, 9717, 9875, 10033, 15375, 15621, 15875, 16195, 26035, 29625, 30099, 47625, 48585, 50165, 78105, 80975, 130175, 150495, 242925, 250825, 390525, 404875, 411353, 650875, 752475, 1214625, 1234059, 1254125, 1952625, 2056765, 3762375, 6170295, 10283825, 30851475, 51419125, 154257375]

約数ペア:

[(1, 154257375), (3, 51419125), (5, 30851475), (15, 10283825), (25, 6170295), (41, 3762375), (75, 2056765), (79, 1952625), (123, 1254125), (125, 1234059), (127, 1214625), (205, 752475), (237, 650875), (375, 411353), (381, 404875), (395, 390525), (615, 250825), (635, 242925), (1025, 150495), (1185, 130175), (1905, 80975), (1975, 78105), (3075, 50165), (3175, 48585), (3239, 47625), (5125, 30099), (5207, 29625), (5925, 26035), (9525, 16195), (9717, 15875), (9875, 15621), (10033, 15375)]