68397160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4243}}^1$

素因数の和:4298

約数の個数: 64

約数和(自身を含む): 171118080

約数和(自身を除く): 102720920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 4243, 8060, 8486, 16120, 16972, 21215, 33944, 42430, 55159, 84860, 110318, 131533, 169720, 220636, 263066, 275795, 441272, 526132, 551590, 657665, 1052264, 1103180, 1315330, 1709929, 2206360, 2630660, 3419858, 5261320, 6839716, 8549645, 13679432, 17099290, 34198580, 68397160]

約数ペア:

[(1, 68397160), (2, 34198580), (4, 17099290), (5, 13679432), (8, 8549645), (10, 6839716), (13, 5261320), (20, 3419858), (26, 2630660), (31, 2206360), (40, 1709929), (52, 1315330), (62, 1103180), (65, 1052264), (104, 657665), (124, 551590), (130, 526132), (155, 441272), (248, 275795), (260, 263066), (310, 220636), (403, 169720), (520, 131533), (620, 110318), (806, 84860), (1240, 55159), (1612, 42430), (2015, 33944), (3224, 21215), (4030, 16972), (4243, 16120), (8060, 8486)]