66650240

素因数分解:

$2^7\times 5^1\times {\mathrm{223}}^1\times {\mathrm{467}}^1$

素因数の和:709

約数の個数: 64

約数和(自身を含む): 160392960

約数和(自身を除く): 93742720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 223, 320, 446, 467, 640, 892, 934, 1115, 1784, 1868, 2230, 2335, 3568, 3736, 4460, 4670, 7136, 7472, 8920, 9340, 14272, 14944, 17840, 18680, 28544, 29888, 35680, 37360, 59776, 71360, 74720, 104141, 142720, 149440, 208282, 298880, 416564, 520705, 833128, 1041410, 1666256, 2082820, 3332512, 4165640, 6665024, 8331280, 13330048, 16662560, 33325120, 66650240]

約数ペア:

[(1, 66650240), (2, 33325120), (4, 16662560), (5, 13330048), (8, 8331280), (10, 6665024), (16, 4165640), (20, 3332512), (32, 2082820), (40, 1666256), (64, 1041410), (80, 833128), (128, 520705), (160, 416564), (223, 298880), (320, 208282), (446, 149440), (467, 142720), (640, 104141), (892, 74720), (934, 71360), (1115, 59776), (1784, 37360), (1868, 35680), (2230, 29888), (2335, 28544), (3568, 18680), (3736, 17840), (4460, 14944), (4670, 14272), (7136, 9340), (7472, 8920)]