688863909890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{509}}^1\times {\mathrm{11279}}^1$

素因数の和:11892

約数の個数: 96

約数和(自身を含む): 1364380070400

約数和(自身を除く): 675516160510

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 169, 338, 355, 509, 710, 845, 923, 1018, 1690, 1846, 2545, 4615, 5090, 6617, 9230, 11279, 11999, 13234, 22558, 23998, 33085, 36139, 56395, 59995, 66170, 72278, 86021, 112790, 119990, 146627, 172042, 180695, 293254, 361390, 430105, 469807, 733135, 800809, 860210, 939614, 1466270, 1601618, 1906151, 2349035, 3812302, 4004045, 4698070, 5741011, 6107491, 8008090, 9530755, 10410517, 11482022, 12214982, 19061510, 20821034, 28705055, 30537455, 52052585, 57410110, 61074910, 74633143, 104105170, 135336721, 149266286, 270673442, 373165715, 407611781, 676683605, 746331430, 815223562, 970230859, 1353367210, 1940461718, 2038058905, 4076117810, 4851154295, 5298953153, 9702308590, 10597906306, 26494765765, 52989531530, 68886390989, 137772781978, 344431954945, 688863909890]

約数ペア:

[(1, 688863909890), (2, 344431954945), (5, 137772781978), (10, 68886390989), (13, 52989531530), (26, 26494765765), (65, 10597906306), (71, 9702308590), (130, 5298953153), (142, 4851154295), (169, 4076117810), (338, 2038058905), (355, 1940461718), (509, 1353367210), (710, 970230859), (845, 815223562), (923, 746331430), (1018, 676683605), (1690, 407611781), (1846, 373165715), (2545, 270673442), (4615, 149266286), (5090, 135336721), (6617, 104105170), (9230, 74633143), (11279, 61074910), (11999, 57410110), (13234, 52052585), (22558, 30537455), (23998, 28705055), (33085, 20821034), (36139, 19061510), (56395, 12214982), (59995, 11482022), (66170, 10410517), (72278, 9530755), (86021, 8008090), (112790, 6107491), (119990, 5741011), (146627, 4698070), (172042, 4004045), (180695, 3812302), (293254, 2349035), (361390, 1906151), (430105, 1601618), (469807, 1466270), (733135, 939614), (800809, 860210)]