88355575

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 142490880

約数和(自身を除く): 54135305

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 79, 83, 175, 245, 275, 385, 395, 415, 539, 553, 581, 869, 913, 1225, 1925, 1975, 2075, 2695, 2765, 2905, 3871, 4067, 4345, 4565, 6083, 6391, 6557, 13475, 13825, 14525, 19355, 20335, 21725, 22825, 30415, 31955, 32785, 42581, 44737, 45899, 72127, 96775, 101675, 152075, 159775, 163925, 212905, 223685, 229495, 321293, 360635, 504889, 1064525, 1118425, 1147475, 1606465, 1803175, 2524445, 3534223, 8032325, 12622225, 17671115, 88355575]

約数ペア:

[(1, 88355575), (5, 17671115), (7, 12622225), (11, 8032325), (25, 3534223), (35, 2524445), (49, 1803175), (55, 1606465), (77, 1147475), (79, 1118425), (83, 1064525), (175, 504889), (245, 360635), (275, 321293), (385, 229495), (395, 223685), (415, 212905), (539, 163925), (553, 159775), (581, 152075), (869, 101675), (913, 96775), (1225, 72127), (1925, 45899), (1975, 44737), (2075, 42581), (2695, 32785), (2765, 31955), (2905, 30415), (3871, 22825), (4067, 21725), (4345, 20335), (4565, 19355), (6083, 14525), (6391, 13825), (6557, 13475)]