17405870325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{27691}}^1$

素因数の和:27767

約数の個数: 72

約数和(自身を含む): 31625371680

約数和(自身を除く): 14219501355

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 75, 85, 87, 145, 255, 289, 425, 435, 493, 725, 867, 1275, 1445, 1479, 2175, 2465, 4335, 7225, 7395, 8381, 12325, 21675, 25143, 27691, 36975, 41905, 83073, 125715, 138455, 209525, 415365, 470747, 628575, 692275, 803039, 1412241, 2076825, 2353735, 2409117, 4015195, 7061205, 8002699, 11768675, 12045585, 13651663, 20075975, 24008097, 35306025, 40013495, 40954989, 60227925, 68258315, 120040485, 200067475, 204774945, 232078271, 341291575, 600202425, 696234813, 1023874725, 1160391355, 3481174065, 5801956775, 17405870325]

約数ペア:

[(1, 17405870325), (3, 5801956775), (5, 3481174065), (15, 1160391355), (17, 1023874725), (25, 696234813), (29, 600202425), (51, 341291575), (75, 232078271), (85, 204774945), (87, 200067475), (145, 120040485), (255, 68258315), (289, 60227925), (425, 40954989), (435, 40013495), (493, 35306025), (725, 24008097), (867, 20075975), (1275, 13651663), (1445, 12045585), (1479, 11768675), (2175, 8002699), (2465, 7061205), (4335, 4015195), (7225, 2409117), (7395, 2353735), (8381, 2076825), (12325, 1412241), (21675, 803039), (25143, 692275), (27691, 628575), (36975, 470747), (41905, 415365), (83073, 209525), (125715, 138455)]