82155900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 255921120

約数和(自身を除く): 173765220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 89, 100, 102, 150, 170, 178, 181, 204, 255, 267, 300, 340, 356, 362, 425, 445, 510, 534, 543, 724, 850, 890, 905, 1020, 1068, 1086, 1275, 1335, 1513, 1700, 1780, 1810, 2172, 2225, 2550, 2670, 2715, 3026, 3077, 3620, 4450, 4525, 4539, 5100, 5340, 5430, 6052, 6154, 6675, 7565, 8900, 9050, 9078, 9231, 10860, 12308, 13350, 13575, 15130, 15385, 16109, 18100, 18156, 18462, 22695, 26700, 27150, 30260, 30770, 32218, 36924, 37825, 45390, 46155, 48327, 54300, 61540, 64436, 75650, 76925, 80545, 90780, 92310, 96654, 113475, 151300, 153850, 161090, 184620, 193308, 226950, 230775, 241635, 273853, 307700, 322180, 402725, 453900, 461550, 483270, 547706, 805450, 821559, 923100, 966540, 1095412, 1208175, 1369265, 1610900, 1643118, 2416350, 2738530, 3286236, 4107795, 4832700, 5477060, 6846325, 8215590, 13692650, 16431180, 20538975, 27385300, 41077950, 82155900]

約数ペア:

[(1, 82155900), (2, 41077950), (3, 27385300), (4, 20538975), (5, 16431180), (6, 13692650), (10, 8215590), (12, 6846325), (15, 5477060), (17, 4832700), (20, 4107795), (25, 3286236), (30, 2738530), (34, 2416350), (50, 1643118), (51, 1610900), (60, 1369265), (68, 1208175), (75, 1095412), (85, 966540), (89, 923100), (100, 821559), (102, 805450), (150, 547706), (170, 483270), (178, 461550), (181, 453900), (204, 402725), (255, 322180), (267, 307700), (300, 273853), (340, 241635), (356, 230775), (362, 226950), (425, 193308), (445, 184620), (510, 161090), (534, 153850), (543, 151300), (724, 113475), (850, 96654), (890, 92310), (905, 90780), (1020, 80545), (1068, 76925), (1086, 75650), (1275, 64436), (1335, 61540), (1513, 54300), (1700, 48327), (1780, 46155), (1810, 45390), (2172, 37825), (2225, 36924), (2550, 32218), (2670, 30770), (2715, 30260), (3026, 27150), (3077, 26700), (3620, 22695), (4450, 18462), (4525, 18156), (4539, 18100), (5100, 16109), (5340, 15385), (5430, 15130), (6052, 13575), (6154, 13350), (6675, 12308), (7565, 10860), (8900, 9231), (9050, 9078)]