66601600

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1601}}^1$

素因数の和:1638

約数の個数: 96

約数和(自身を含む): 177293340

約数和(自身を除く): 110691740

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 260, 320, 325, 400, 416, 520, 640, 650, 800, 832, 1040, 1300, 1600, 1601, 1664, 2080, 2600, 3200, 3202, 4160, 5200, 6404, 8005, 8320, 10400, 12808, 16010, 20800, 20813, 25616, 32020, 40025, 41600, 41626, 51232, 64040, 80050, 83252, 102464, 104065, 128080, 160100, 166504, 204928, 208130, 256160, 320200, 333008, 416260, 512320, 520325, 640400, 666016, 832520, 1024640, 1040650, 1280800, 1332032, 1665040, 2081300, 2561600, 2664064, 3330080, 4162600, 5123200, 6660160, 8325200, 13320320, 16650400, 33300800, 66601600]

約数ペア:

[(1, 66601600), (2, 33300800), (4, 16650400), (5, 13320320), (8, 8325200), (10, 6660160), (13, 5123200), (16, 4162600), (20, 3330080), (25, 2664064), (26, 2561600), (32, 2081300), (40, 1665040), (50, 1332032), (52, 1280800), (64, 1040650), (65, 1024640), (80, 832520), (100, 666016), (104, 640400), (128, 520325), (130, 512320), (160, 416260), (200, 333008), (208, 320200), (260, 256160), (320, 208130), (325, 204928), (400, 166504), (416, 160100), (520, 128080), (640, 104065), (650, 102464), (800, 83252), (832, 80050), (1040, 64040), (1300, 51232), (1600, 41626), (1601, 41600), (1664, 40025), (2080, 32020), (2600, 25616), (3200, 20813), (3202, 20800), (4160, 16010), (5200, 12808), (6404, 10400), (8005, 8320)]