154680080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{643}}^1$

素因数の和:784

約数の個数: 80

約数和(自身を含む): 375642624

約数和(自身を除く): 220962544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 97, 124, 155, 194, 248, 310, 388, 485, 496, 620, 643, 776, 970, 1240, 1286, 1552, 1940, 2480, 2572, 3007, 3215, 3880, 5144, 6014, 6430, 7760, 10288, 12028, 12860, 15035, 19933, 24056, 25720, 30070, 39866, 48112, 51440, 60140, 62371, 79732, 99665, 120280, 124742, 159464, 199330, 240560, 249484, 311855, 318928, 398660, 498968, 623710, 797320, 997936, 1247420, 1594640, 1933501, 2494840, 3867002, 4989680, 7734004, 9667505, 15468008, 19335010, 30936016, 38670020, 77340040, 154680080]

約数ペア:

[(1, 154680080), (2, 77340040), (4, 38670020), (5, 30936016), (8, 19335010), (10, 15468008), (16, 9667505), (20, 7734004), (31, 4989680), (40, 3867002), (62, 2494840), (80, 1933501), (97, 1594640), (124, 1247420), (155, 997936), (194, 797320), (248, 623710), (310, 498968), (388, 398660), (485, 318928), (496, 311855), (620, 249484), (643, 240560), (776, 199330), (970, 159464), (1240, 124742), (1286, 120280), (1552, 99665), (1940, 79732), (2480, 62371), (2572, 60140), (3007, 51440), (3215, 48112), (3880, 39866), (5144, 30070), (6014, 25720), (6430, 24056), (7760, 19933), (10288, 15035), (12028, 12860)]