29881750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 60652800

約数和(自身を除く): 30771050

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 79, 85, 89, 125, 158, 170, 178, 250, 395, 425, 445, 790, 850, 890, 1343, 1513, 1975, 2125, 2225, 2686, 3026, 3950, 4250, 4450, 6715, 7031, 7565, 9875, 11125, 13430, 14062, 15130, 19750, 22250, 33575, 35155, 37825, 67150, 70310, 75650, 119527, 167875, 175775, 189125, 239054, 335750, 351550, 378250, 597635, 878875, 1195270, 1757750, 2988175, 5976350, 14940875, 29881750]

約数ペア:

[(1, 29881750), (2, 14940875), (5, 5976350), (10, 2988175), (17, 1757750), (25, 1195270), (34, 878875), (50, 597635), (79, 378250), (85, 351550), (89, 335750), (125, 239054), (158, 189125), (170, 175775), (178, 167875), (250, 119527), (395, 75650), (425, 70310), (445, 67150), (790, 37825), (850, 35155), (890, 33575), (1343, 22250), (1513, 19750), (1975, 15130), (2125, 14062), (2225, 13430), (2686, 11125), (3026, 9875), (3950, 7565), (4250, 7031), (4450, 6715)]