83620485

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 174182400

約数和(自身を除く): 90561915

約数列:

[1, 3, 5, 9, 13, 15, 27, 29, 31, 39, 45, 53, 65, 87, 93, 117, 135, 145, 155, 159, 195, 261, 265, 279, 351, 377, 403, 435, 465, 477, 585, 689, 783, 795, 837, 899, 1131, 1209, 1305, 1395, 1431, 1537, 1643, 1755, 1885, 2015, 2067, 2385, 2697, 3393, 3445, 3627, 3915, 4185, 4495, 4611, 4929, 5655, 6045, 6201, 7155, 7685, 8091, 8215, 10179, 10335, 10881, 11687, 13485, 13833, 14787, 16965, 18135, 18603, 19981, 21359, 23055, 24273, 24645, 31005, 35061, 40455, 41499, 44361, 47647, 50895, 54405, 58435, 59943, 64077, 69165, 73935, 93015, 99905, 105183, 106795, 121365, 142941, 175305, 179829, 192231, 207495, 221805, 238235, 299715, 315549, 320385, 428823, 525915, 539487, 576693, 619411, 714705, 899145, 961155, 1286469, 1577745, 1858233, 2144115, 2697435, 2883465, 3097055, 5574699, 6432345, 9291165, 16724097, 27873495, 83620485]

約数ペア:

[(1, 83620485), (3, 27873495), (5, 16724097), (9, 9291165), (13, 6432345), (15, 5574699), (27, 3097055), (29, 2883465), (31, 2697435), (39, 2144115), (45, 1858233), (53, 1577745), (65, 1286469), (87, 961155), (93, 899145), (117, 714705), (135, 619411), (145, 576693), (155, 539487), (159, 525915), (195, 428823), (261, 320385), (265, 315549), (279, 299715), (351, 238235), (377, 221805), (403, 207495), (435, 192231), (465, 179829), (477, 175305), (585, 142941), (689, 121365), (783, 106795), (795, 105183), (837, 99905), (899, 93015), (1131, 73935), (1209, 69165), (1305, 64077), (1395, 59943), (1431, 58435), (1537, 54405), (1643, 50895), (1755, 47647), (1885, 44361), (2015, 41499), (2067, 40455), (2385, 35061), (2697, 31005), (3393, 24645), (3445, 24273), (3627, 23055), (3915, 21359), (4185, 19981), (4495, 18603), (4611, 18135), (4929, 16965), (5655, 14787), (6045, 13833), (6201, 13485), (7155, 11687), (7685, 10881), (8091, 10335), (8215, 10179)]