831731810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{167}}^1\times {\mathrm{421}}^1$

素因数の和:628

約数の個数: 96

約数和(自身を含む): 1868251392

約数和(自身を除く): 1036519582

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 167, 169, 182, 334, 338, 421, 455, 835, 842, 845, 910, 1169, 1183, 1670, 1690, 2105, 2171, 2338, 2366, 2947, 4210, 4342, 5473, 5845, 5894, 5915, 10855, 10946, 11690, 11830, 14735, 15197, 21710, 27365, 28223, 29470, 30394, 38311, 54730, 56446, 70307, 71149, 75985, 76622, 140614, 141115, 142298, 151970, 191555, 197561, 282230, 351535, 355745, 383110, 395122, 492149, 498043, 703070, 711490, 913991, 984298, 987805, 996086, 1827982, 1975610, 2460745, 2490215, 4569955, 4921490, 4980430, 6397937, 9139910, 11881883, 12795874, 23763766, 31989685, 59409415, 63979370, 83173181, 118818830, 166346362, 415865905, 831731810]

約数ペア:

[(1, 831731810), (2, 415865905), (5, 166346362), (7, 118818830), (10, 83173181), (13, 63979370), (14, 59409415), (26, 31989685), (35, 23763766), (65, 12795874), (70, 11881883), (91, 9139910), (130, 6397937), (167, 4980430), (169, 4921490), (182, 4569955), (334, 2490215), (338, 2460745), (421, 1975610), (455, 1827982), (835, 996086), (842, 987805), (845, 984298), (910, 913991), (1169, 711490), (1183, 703070), (1670, 498043), (1690, 492149), (2105, 395122), (2171, 383110), (2338, 355745), (2366, 351535), (2947, 282230), (4210, 197561), (4342, 191555), (5473, 151970), (5845, 142298), (5894, 141115), (5915, 140614), (10855, 76622), (10946, 75985), (11690, 71149), (11830, 70307), (14735, 56446), (15197, 54730), (21710, 38311), (27365, 30394), (28223, 29470)]