66954400

素因数分解:

$2^5\times 5^2\times {\mathrm{127}}^1\times {\mathrm{659}}^1$

素因数の和:806

約数の個数: 72

約数和(自身を含む): 164989440

約数和(自身を除く): 98035040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 127, 160, 200, 254, 400, 508, 635, 659, 800, 1016, 1270, 1318, 2032, 2540, 2636, 3175, 3295, 4064, 5080, 5272, 6350, 6590, 10160, 10544, 12700, 13180, 16475, 20320, 21088, 25400, 26360, 32950, 50800, 52720, 65900, 83693, 101600, 105440, 131800, 167386, 263600, 334772, 418465, 527200, 669544, 836930, 1339088, 1673860, 2092325, 2678176, 3347720, 4184650, 6695440, 8369300, 13390880, 16738600, 33477200, 66954400]

約数ペア:

[(1, 66954400), (2, 33477200), (4, 16738600), (5, 13390880), (8, 8369300), (10, 6695440), (16, 4184650), (20, 3347720), (25, 2678176), (32, 2092325), (40, 1673860), (50, 1339088), (80, 836930), (100, 669544), (127, 527200), (160, 418465), (200, 334772), (254, 263600), (400, 167386), (508, 131800), (635, 105440), (659, 101600), (800, 83693), (1016, 65900), (1270, 52720), (1318, 50800), (2032, 32950), (2540, 26360), (2636, 25400), (3175, 21088), (3295, 20320), (4064, 16475), (5080, 13180), (5272, 12700), (6350, 10544), (6590, 10160)]