2613126400

素因数分解:

$2^8\times 5^2\times {\mathrm{31}}^1\times {\mathrm{13171}}^1$

素因数の和:13228

約数の個数: 108

約数和(自身を含む): 6677044864

約数和(自身を除く): 4063918464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 620, 640, 775, 800, 992, 1240, 1280, 1550, 1600, 1984, 2480, 3100, 3200, 3968, 4960, 6200, 6400, 7936, 9920, 12400, 13171, 19840, 24800, 26342, 39680, 49600, 52684, 65855, 99200, 105368, 131710, 198400, 210736, 263420, 329275, 408301, 421472, 526840, 658550, 816602, 842944, 1053680, 1317100, 1633204, 1685888, 2041505, 2107360, 2634200, 3266408, 3371776, 4083010, 4214720, 5268400, 6532816, 8166020, 8429440, 10207525, 10536800, 13065632, 16332040, 16858880, 20415050, 21073600, 26131264, 32664080, 40830100, 42147200, 52262528, 65328160, 81660200, 84294400, 104525056, 130656320, 163320400, 261312640, 326640800, 522625280, 653281600, 1306563200, 2613126400]

約数ペア:

[(1, 2613126400), (2, 1306563200), (4, 653281600), (5, 522625280), (8, 326640800), (10, 261312640), (16, 163320400), (20, 130656320), (25, 104525056), (31, 84294400), (32, 81660200), (40, 65328160), (50, 52262528), (62, 42147200), (64, 40830100), (80, 32664080), (100, 26131264), (124, 21073600), (128, 20415050), (155, 16858880), (160, 16332040), (200, 13065632), (248, 10536800), (256, 10207525), (310, 8429440), (320, 8166020), (400, 6532816), (496, 5268400), (620, 4214720), (640, 4083010), (775, 3371776), (800, 3266408), (992, 2634200), (1240, 2107360), (1280, 2041505), (1550, 1685888), (1600, 1633204), (1984, 1317100), (2480, 1053680), (3100, 842944), (3200, 816602), (3968, 658550), (4960, 526840), (6200, 421472), (6400, 408301), (7936, 329275), (9920, 263420), (12400, 210736), (13171, 198400), (19840, 131710), (24800, 105368), (26342, 99200), (39680, 65855), (49600, 52684)]