78908830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7883}}^1$

素因数の和:7921

約数の個数: 64

約数和(自身を含む): 190729728

約数和(自身を除く): 111820898

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 385, 455, 715, 770, 910, 1001, 1430, 2002, 5005, 7883, 10010, 15766, 39415, 55181, 78830, 86713, 102479, 110362, 173426, 204958, 275905, 433565, 512395, 551810, 606991, 717353, 867130, 1024790, 1127269, 1213982, 1434706, 2254538, 3034955, 3586765, 5636345, 6069910, 7173530, 7890883, 11272690, 15781766, 39454415, 78908830]

約数ペア:

[(1, 78908830), (2, 39454415), (5, 15781766), (7, 11272690), (10, 7890883), (11, 7173530), (13, 6069910), (14, 5636345), (22, 3586765), (26, 3034955), (35, 2254538), (55, 1434706), (65, 1213982), (70, 1127269), (77, 1024790), (91, 867130), (110, 717353), (130, 606991), (143, 551810), (154, 512395), (182, 433565), (286, 275905), (385, 204958), (455, 173426), (715, 110362), (770, 102479), (910, 86713), (1001, 78830), (1430, 55181), (2002, 39415), (5005, 15766), (7883, 10010)]