611551460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{9371}}^1$

素因数の和:9644

約数の個数: 48

約数和(自身を含む): 1388705472

約数和(自身を除く): 777154012

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 251, 260, 502, 1004, 1255, 2510, 3263, 5020, 6526, 9371, 13052, 16315, 18742, 32630, 37484, 46855, 65260, 93710, 121823, 187420, 243646, 487292, 609115, 1218230, 2352121, 2436460, 4704242, 9408484, 11760605, 23521210, 30577573, 47042420, 61155146, 122310292, 152887865, 305775730, 611551460]

約数ペア:

[(1, 611551460), (2, 305775730), (4, 152887865), (5, 122310292), (10, 61155146), (13, 47042420), (20, 30577573), (26, 23521210), (52, 11760605), (65, 9408484), (130, 4704242), (251, 2436460), (260, 2352121), (502, 1218230), (1004, 609115), (1255, 487292), (2510, 243646), (3263, 187420), (5020, 121823), (6526, 93710), (9371, 65260), (13052, 46855), (16315, 37484), (18742, 32630)]