81099205400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{319037}}^1$

素因数の和:319125

約数の個数: 96

約数和(自身を含む): 199385988480

約数和(自身を除く): 118286783080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 41, 50, 62, 82, 100, 124, 155, 164, 200, 205, 248, 310, 328, 410, 620, 775, 820, 1025, 1240, 1271, 1550, 1640, 2050, 2542, 3100, 4100, 5084, 6200, 6355, 8200, 10168, 12710, 25420, 31775, 50840, 63550, 127100, 254200, 319037, 638074, 1276148, 1595185, 2552296, 3190370, 6380740, 7975925, 9890147, 12761480, 13080517, 15951850, 19780294, 26161034, 31903700, 39560588, 49450735, 52322068, 63807400, 65402585, 79121176, 98901470, 104644136, 130805170, 197802940, 247253675, 261610340, 327012925, 395605880, 405496027, 494507350, 523220680, 654025850, 810992054, 989014700, 1308051700, 1621984108, 1978029400, 2027480135, 2616103400, 3243968216, 4054960270, 8109920540, 10137400675, 16219841080, 20274801350, 40549602700, 81099205400]

約数ペア:

[(1, 81099205400), (2, 40549602700), (4, 20274801350), (5, 16219841080), (8, 10137400675), (10, 8109920540), (20, 4054960270), (25, 3243968216), (31, 2616103400), (40, 2027480135), (41, 1978029400), (50, 1621984108), (62, 1308051700), (82, 989014700), (100, 810992054), (124, 654025850), (155, 523220680), (164, 494507350), (200, 405496027), (205, 395605880), (248, 327012925), (310, 261610340), (328, 247253675), (410, 197802940), (620, 130805170), (775, 104644136), (820, 98901470), (1025, 79121176), (1240, 65402585), (1271, 63807400), (1550, 52322068), (1640, 49450735), (2050, 39560588), (2542, 31903700), (3100, 26161034), (4100, 19780294), (5084, 15951850), (6200, 13080517), (6355, 12761480), (8200, 9890147), (10168, 7975925), (12710, 6380740), (25420, 3190370), (31775, 2552296), (50840, 1595185), (63550, 1276148), (127100, 638074), (254200, 319037)]