80973900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{12853}}^1$

素因数の和:12880

約数の個数: 108

約数和(自身を含む): 290089072

約数和(自身を除く): 209115172

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 6300, 12853, 25706, 38559, 51412, 64265, 77118, 89971, 115677, 128530, 154236, 179942, 192795, 231354, 257060, 269913, 321325, 359884, 385590, 449855, 462708, 539826, 578385, 642650, 771180, 809739, 899710, 963975, 1079652, 1156770, 1285300, 1349565, 1619478, 1799420, 1927950, 2249275, 2313540, 2699130, 2891925, 3238956, 3855900, 4048695, 4498550, 5398260, 5783850, 6747825, 8097390, 8997100, 11567700, 13495650, 16194780, 20243475, 26991300, 40486950, 80973900]

約数ペア:

[(1, 80973900), (2, 40486950), (3, 26991300), (4, 20243475), (5, 16194780), (6, 13495650), (7, 11567700), (9, 8997100), (10, 8097390), (12, 6747825), (14, 5783850), (15, 5398260), (18, 4498550), (20, 4048695), (21, 3855900), (25, 3238956), (28, 2891925), (30, 2699130), (35, 2313540), (36, 2249275), (42, 1927950), (45, 1799420), (50, 1619478), (60, 1349565), (63, 1285300), (70, 1156770), (75, 1079652), (84, 963975), (90, 899710), (100, 809739), (105, 771180), (126, 642650), (140, 578385), (150, 539826), (175, 462708), (180, 449855), (210, 385590), (225, 359884), (252, 321325), (300, 269913), (315, 257060), (350, 231354), (420, 192795), (450, 179942), (525, 154236), (630, 128530), (700, 115677), (900, 89971), (1050, 77118), (1260, 64265), (1575, 51412), (2100, 38559), (3150, 25706), (6300, 12853)]