204400365

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 363412224

約数和(自身を除く): 159011859

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 83, 173, 195, 219, 249, 365, 415, 519, 865, 949, 1079, 1095, 1245, 2249, 2595, 2847, 3237, 4745, 5395, 6059, 6747, 11245, 12629, 14235, 14359, 16185, 18177, 30295, 33735, 37887, 43077, 63145, 71795, 78767, 90885, 164177, 186667, 189435, 215385, 236301, 393835, 492531, 560001, 820885, 933335, 1048207, 1181505, 2462655, 2800005, 3144621, 5241035, 13626691, 15723105, 40880073, 68133455, 204400365]

約数ペア:

[(1, 204400365), (3, 68133455), (5, 40880073), (13, 15723105), (15, 13626691), (39, 5241035), (65, 3144621), (73, 2800005), (83, 2462655), (173, 1181505), (195, 1048207), (219, 933335), (249, 820885), (365, 560001), (415, 492531), (519, 393835), (865, 236301), (949, 215385), (1079, 189435), (1095, 186667), (1245, 164177), (2249, 90885), (2595, 78767), (2847, 71795), (3237, 63145), (4745, 43077), (5395, 37887), (6059, 33735), (6747, 30295), (11245, 18177), (12629, 16185), (14235, 14359)]