855016700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{1091}}^1$

素因数の和:1583

約数の個数: 72

約数和(自身を含む): 1970592624

約数和(自身を除く): 1115575924

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 461, 850, 922, 1091, 1700, 1844, 2182, 2305, 4364, 4610, 5455, 7837, 9220, 10910, 11525, 15674, 18547, 21820, 23050, 27275, 31348, 37094, 39185, 46100, 54550, 74188, 78370, 92735, 109100, 156740, 185470, 195925, 370940, 391850, 463675, 502951, 783700, 927350, 1005902, 1854700, 2011804, 2514755, 5029510, 8550167, 10059020, 12573775, 17100334, 25147550, 34200668, 42750835, 50295100, 85501670, 171003340, 213754175, 427508350, 855016700]

約数ペア:

[(1, 855016700), (2, 427508350), (4, 213754175), (5, 171003340), (10, 85501670), (17, 50295100), (20, 42750835), (25, 34200668), (34, 25147550), (50, 17100334), (68, 12573775), (85, 10059020), (100, 8550167), (170, 5029510), (340, 2514755), (425, 2011804), (461, 1854700), (850, 1005902), (922, 927350), (1091, 783700), (1700, 502951), (1844, 463675), (2182, 391850), (2305, 370940), (4364, 195925), (4610, 185470), (5455, 156740), (7837, 109100), (9220, 92735), (10910, 78370), (11525, 74188), (15674, 54550), (18547, 46100), (21820, 39185), (23050, 37094), (27275, 31348)]