85286280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:559

約数の個数: 128

約数和(自身を含む): 274337280

約数和(自身を除く): 189051000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 97, 102, 120, 136, 170, 194, 204, 255, 291, 340, 388, 408, 431, 485, 510, 582, 680, 776, 862, 970, 1020, 1164, 1293, 1455, 1649, 1724, 1940, 2040, 2155, 2328, 2586, 2910, 3298, 3448, 3880, 4310, 4947, 5172, 5820, 6465, 6596, 7327, 8245, 8620, 9894, 10344, 11640, 12930, 13192, 14654, 16490, 17240, 19788, 21981, 24735, 25860, 29308, 32980, 36635, 39576, 41807, 43962, 49470, 51720, 58616, 65960, 73270, 83614, 87924, 98940, 109905, 125421, 146540, 167228, 175848, 197880, 209035, 219810, 250842, 293080, 334456, 418070, 439620, 501684, 627105, 710719, 836140, 879240, 1003368, 1254210, 1421438, 1672280, 2132157, 2508420, 2842876, 3553595, 4264314, 5016840, 5685752, 7107190, 8528628, 10660785, 14214380, 17057256, 21321570, 28428760, 42643140, 85286280]

約数ペア:

[(1, 85286280), (2, 42643140), (3, 28428760), (4, 21321570), (5, 17057256), (6, 14214380), (8, 10660785), (10, 8528628), (12, 7107190), (15, 5685752), (17, 5016840), (20, 4264314), (24, 3553595), (30, 2842876), (34, 2508420), (40, 2132157), (51, 1672280), (60, 1421438), (68, 1254210), (85, 1003368), (97, 879240), (102, 836140), (120, 710719), (136, 627105), (170, 501684), (194, 439620), (204, 418070), (255, 334456), (291, 293080), (340, 250842), (388, 219810), (408, 209035), (431, 197880), (485, 175848), (510, 167228), (582, 146540), (680, 125421), (776, 109905), (862, 98940), (970, 87924), (1020, 83614), (1164, 73270), (1293, 65960), (1455, 58616), (1649, 51720), (1724, 49470), (1940, 43962), (2040, 41807), (2155, 39576), (2328, 36635), (2586, 32980), (2910, 29308), (3298, 25860), (3448, 24735), (3880, 21981), (4310, 19788), (4947, 17240), (5172, 16490), (5820, 14654), (6465, 13192), (6596, 12930), (7327, 11640), (8245, 10344), (8620, 9894)]