408025150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{443}}^1$

素因数の和:590

約数の個数: 72

約数和(自身を含む): 831207960

約数和(自身を除く): 423182810

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 109, 130, 169, 218, 325, 338, 443, 545, 650, 845, 886, 1090, 1417, 1690, 2215, 2725, 2834, 4225, 4430, 5450, 5759, 7085, 8450, 11075, 11518, 14170, 18421, 22150, 28795, 35425, 36842, 48287, 57590, 70850, 74867, 92105, 96574, 143975, 149734, 184210, 241435, 287950, 374335, 460525, 482870, 627731, 748670, 921050, 1207175, 1255462, 1871675, 2414350, 3138655, 3743350, 6277310, 8160503, 15693275, 16321006, 31386550, 40802515, 81605030, 204012575, 408025150]

約数ペア:

[(1, 408025150), (2, 204012575), (5, 81605030), (10, 40802515), (13, 31386550), (25, 16321006), (26, 15693275), (50, 8160503), (65, 6277310), (109, 3743350), (130, 3138655), (169, 2414350), (218, 1871675), (325, 1255462), (338, 1207175), (443, 921050), (545, 748670), (650, 627731), (845, 482870), (886, 460525), (1090, 374335), (1417, 287950), (1690, 241435), (2215, 184210), (2725, 149734), (2834, 143975), (4225, 96574), (4430, 92105), (5450, 74867), (5759, 70850), (7085, 57590), (8450, 48287), (11075, 36842), (11518, 35425), (14170, 28795), (18421, 22150)]