66454964480

素因数分解:

$2^8\times 5^1\times {\mathrm{1181}}^1\times {\mathrm{43961}}^1$

素因数の和:45163

約数の個数: 72

約数和(自身を含む): 159318815544

約数和(自身を除く): 92863851064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1181, 1280, 2362, 4724, 5905, 9448, 11810, 18896, 23620, 37792, 43961, 47240, 75584, 87922, 94480, 151168, 175844, 188960, 219805, 302336, 351688, 377920, 439610, 703376, 755840, 879220, 1406752, 1511680, 1758440, 2813504, 3516880, 5627008, 7033760, 11254016, 14067520, 28135040, 51917941, 56270080, 103835882, 207671764, 259589705, 415343528, 519179410, 830687056, 1038358820, 1661374112, 2076717640, 3322748224, 4153435280, 6645496448, 8306870560, 13290992896, 16613741120, 33227482240, 66454964480]

約数ペア:

[(1, 66454964480), (2, 33227482240), (4, 16613741120), (5, 13290992896), (8, 8306870560), (10, 6645496448), (16, 4153435280), (20, 3322748224), (32, 2076717640), (40, 1661374112), (64, 1038358820), (80, 830687056), (128, 519179410), (160, 415343528), (256, 259589705), (320, 207671764), (640, 103835882), (1181, 56270080), (1280, 51917941), (2362, 28135040), (4724, 14067520), (5905, 11254016), (9448, 7033760), (11810, 5627008), (18896, 3516880), (23620, 2813504), (37792, 1758440), (43961, 1511680), (47240, 1406752), (75584, 879220), (87922, 755840), (94480, 703376), (151168, 439610), (175844, 377920), (188960, 351688), (219805, 302336)]