771552860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{577}}^1$

素因数の和:775

約数の個数: 96

約数和(自身を含む): 1808076480

約数和(自身を除く): 1036523620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 139, 148, 185, 260, 278, 370, 481, 556, 577, 695, 740, 962, 1154, 1390, 1807, 1924, 2308, 2405, 2780, 2885, 3614, 4810, 5143, 5770, 7228, 7501, 9035, 9620, 10286, 11540, 15002, 18070, 20572, 21349, 25715, 30004, 36140, 37505, 42698, 51430, 66859, 75010, 80203, 85396, 102860, 106745, 133718, 150020, 160406, 213490, 267436, 277537, 320812, 334295, 401015, 426980, 555074, 668590, 802030, 1042639, 1110148, 1337180, 1387685, 1604060, 2085278, 2775370, 2967511, 4170556, 5213195, 5550740, 5935022, 10426390, 11870044, 14837555, 20852780, 29675110, 38577643, 59350220, 77155286, 154310572, 192888215, 385776430, 771552860]

約数ペア:

[(1, 771552860), (2, 385776430), (4, 192888215), (5, 154310572), (10, 77155286), (13, 59350220), (20, 38577643), (26, 29675110), (37, 20852780), (52, 14837555), (65, 11870044), (74, 10426390), (130, 5935022), (139, 5550740), (148, 5213195), (185, 4170556), (260, 2967511), (278, 2775370), (370, 2085278), (481, 1604060), (556, 1387685), (577, 1337180), (695, 1110148), (740, 1042639), (962, 802030), (1154, 668590), (1390, 555074), (1807, 426980), (1924, 401015), (2308, 334295), (2405, 320812), (2780, 277537), (2885, 267436), (3614, 213490), (4810, 160406), (5143, 150020), (5770, 133718), (7228, 106745), (7501, 102860), (9035, 85396), (9620, 80203), (10286, 75010), (11540, 66859), (15002, 51430), (18070, 42698), (20572, 37505), (21349, 36140), (25715, 30004)]