71349460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:425

約数の個数: 96

約数和(自身を含む): 186278400

約数和(自身を除く): 114928940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 197, 199, 260, 364, 394, 398, 455, 788, 796, 910, 985, 995, 1379, 1393, 1820, 1970, 1990, 2561, 2587, 2758, 2786, 3940, 3980, 5122, 5174, 5516, 5572, 6895, 6965, 10244, 10348, 12805, 12935, 13790, 13930, 17927, 18109, 25610, 25870, 27580, 27860, 35854, 36218, 39203, 51220, 51740, 71708, 72436, 78406, 89635, 90545, 156812, 179270, 181090, 196015, 274421, 358540, 362180, 392030, 509639, 548842, 784060, 1019278, 1097684, 1372105, 2038556, 2548195, 2744210, 3567473, 5096390, 5488420, 7134946, 10192780, 14269892, 17837365, 35674730, 71349460]

約数ペア:

[(1, 71349460), (2, 35674730), (4, 17837365), (5, 14269892), (7, 10192780), (10, 7134946), (13, 5488420), (14, 5096390), (20, 3567473), (26, 2744210), (28, 2548195), (35, 2038556), (52, 1372105), (65, 1097684), (70, 1019278), (91, 784060), (130, 548842), (140, 509639), (182, 392030), (197, 362180), (199, 358540), (260, 274421), (364, 196015), (394, 181090), (398, 179270), (455, 156812), (788, 90545), (796, 89635), (910, 78406), (985, 72436), (995, 71708), (1379, 51740), (1393, 51220), (1820, 39203), (1970, 36218), (1990, 35854), (2561, 27860), (2587, 27580), (2758, 25870), (2786, 25610), (3940, 18109), (3980, 17927), (5122, 13930), (5174, 13790), (5516, 12935), (5572, 12805), (6895, 10348), (6965, 10244)]