2021903925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1$

素因数の和:575

約数の個数: 96

約数和(自身を含む): 3696192000

約数和(自身を除く): 1674288075

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 75, 85, 87, 145, 149, 255, 367, 425, 435, 447, 493, 725, 745, 1101, 1275, 1479, 1835, 2175, 2235, 2465, 2533, 3725, 4321, 5505, 6239, 7395, 7599, 9175, 10643, 11175, 12325, 12665, 12963, 18717, 21605, 27525, 31195, 31929, 36975, 37995, 53215, 54683, 63325, 64815, 73457, 93585, 108025, 155975, 159645, 164049, 180931, 189975, 220371, 266075, 273415, 324075, 367285, 467925, 542793, 798225, 820245, 904655, 929611, 1101855, 1367075, 1585807, 1836425, 2713965, 2788833, 4101225, 4523275, 4648055, 4757421, 5509275, 7929035, 13569825, 13944165, 23240275, 23787105, 26958719, 39645175, 69720825, 80876157, 118935525, 134793595, 404380785, 673967975, 2021903925]

約数ペア:

[(1, 2021903925), (3, 673967975), (5, 404380785), (15, 134793595), (17, 118935525), (25, 80876157), (29, 69720825), (51, 39645175), (75, 26958719), (85, 23787105), (87, 23240275), (145, 13944165), (149, 13569825), (255, 7929035), (367, 5509275), (425, 4757421), (435, 4648055), (447, 4523275), (493, 4101225), (725, 2788833), (745, 2713965), (1101, 1836425), (1275, 1585807), (1479, 1367075), (1835, 1101855), (2175, 929611), (2235, 904655), (2465, 820245), (2533, 798225), (3725, 542793), (4321, 467925), (5505, 367285), (6239, 324075), (7395, 273415), (7599, 266075), (9175, 220371), (10643, 189975), (11175, 180931), (12325, 164049), (12665, 159645), (12963, 155975), (18717, 108025), (21605, 93585), (27525, 73457), (31195, 64815), (31929, 63325), (36975, 54683), (37995, 53215)]