53819420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 115831296

約数和(自身を除く): 62011876

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 151, 251, 284, 302, 355, 502, 604, 710, 755, 1004, 1255, 1420, 1510, 2510, 3020, 5020, 10721, 17821, 21442, 35642, 37901, 42884, 53605, 71284, 75802, 89105, 107210, 151604, 178210, 189505, 214420, 356420, 379010, 758020, 2690971, 5381942, 10763884, 13454855, 26909710, 53819420]

約数ペア:

[(1, 53819420), (2, 26909710), (4, 13454855), (5, 10763884), (10, 5381942), (20, 2690971), (71, 758020), (142, 379010), (151, 356420), (251, 214420), (284, 189505), (302, 178210), (355, 151604), (502, 107210), (604, 89105), (710, 75802), (755, 71284), (1004, 53605), (1255, 42884), (1420, 37901), (1510, 35642), (2510, 21442), (3020, 17821), (5020, 10721)]