77840490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28513}}^1$

素因数の和:28543

約数の個数: 64

約数和(自身を含む): 229936896

約数和(自身を除く): 152096406

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 28513, 57026, 85539, 142565, 171078, 199591, 285130, 370669, 399182, 427695, 598773, 741338, 855390, 997955, 1112007, 1197546, 1853345, 1995910, 2224014, 2594683, 2993865, 3706690, 5189366, 5560035, 5987730, 7784049, 11120070, 12973415, 15568098, 25946830, 38920245, 77840490]

約数ペア:

[(1, 77840490), (2, 38920245), (3, 25946830), (5, 15568098), (6, 12973415), (7, 11120070), (10, 7784049), (13, 5987730), (14, 5560035), (15, 5189366), (21, 3706690), (26, 2993865), (30, 2594683), (35, 2224014), (39, 1995910), (42, 1853345), (65, 1197546), (70, 1112007), (78, 997955), (91, 855390), (105, 741338), (130, 598773), (182, 427695), (195, 399182), (210, 370669), (273, 285130), (390, 199591), (455, 171078), (546, 142565), (910, 85539), (1365, 57026), (2730, 28513)]