1257156955

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{773}}^1$

素因数の和:1023

約数の個数: 32

約数和(自身を含む): 1588248000

約数和(自身を除く): 331091045

約数列:

[1, 5, 37, 59, 149, 185, 295, 745, 773, 2183, 3865, 5513, 8791, 10915, 27565, 28601, 43955, 45607, 115177, 143005, 228035, 325267, 575885, 1626335, 1687459, 4261549, 6795443, 8437295, 21307745, 33977215, 251431391, 1257156955]

約数ペア:

[(1, 1257156955), (5, 251431391), (37, 33977215), (59, 21307745), (149, 8437295), (185, 6795443), (295, 4261549), (745, 1687459), (773, 1626335), (2183, 575885), (3865, 325267), (5513, 228035), (8791, 143005), (10915, 115177), (27565, 45607), (28601, 43955)]