8780491460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{29443}}^1$

素因数の和:29533

約数の個数: 96

約数和(自身を含む): 21052695552

約数和(自身を除く): 12272204092

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 37, 52, 62, 65, 74, 124, 130, 148, 155, 185, 260, 310, 370, 403, 481, 620, 740, 806, 962, 1147, 1612, 1924, 2015, 2294, 2405, 4030, 4588, 4810, 5735, 8060, 9620, 11470, 14911, 22940, 29443, 29822, 58886, 59644, 74555, 117772, 147215, 149110, 294430, 298220, 382759, 588860, 765518, 912733, 1089391, 1531036, 1825466, 1913795, 2178782, 3650932, 3827590, 4357564, 4563665, 5446955, 7655180, 9127330, 10893910, 11865529, 14162083, 18254660, 21787820, 23731058, 28324166, 33771121, 47462116, 56648332, 59327645, 67542242, 70810415, 118655290, 135084484, 141620830, 168855605, 237310580, 283241660, 337711210, 439024573, 675422420, 878049146, 1756098292, 2195122865, 4390245730, 8780491460]

約数ペア:

[(1, 8780491460), (2, 4390245730), (4, 2195122865), (5, 1756098292), (10, 878049146), (13, 675422420), (20, 439024573), (26, 337711210), (31, 283241660), (37, 237310580), (52, 168855605), (62, 141620830), (65, 135084484), (74, 118655290), (124, 70810415), (130, 67542242), (148, 59327645), (155, 56648332), (185, 47462116), (260, 33771121), (310, 28324166), (370, 23731058), (403, 21787820), (481, 18254660), (620, 14162083), (740, 11865529), (806, 10893910), (962, 9127330), (1147, 7655180), (1612, 5446955), (1924, 4563665), (2015, 4357564), (2294, 3827590), (2405, 3650932), (4030, 2178782), (4588, 1913795), (4810, 1825466), (5735, 1531036), (8060, 1089391), (9620, 912733), (11470, 765518), (14911, 588860), (22940, 382759), (29443, 298220), (29822, 294430), (58886, 149110), (59644, 147215), (74555, 117772)]