64630240

素因数分解:

$2^5\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2711}}^1$

素因数の和:2875

約数の個数: 48

約数和(自身を含む): 153770400

約数和(自身を除く): 89140160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 149, 160, 298, 596, 745, 1192, 1490, 2384, 2711, 2980, 4768, 5422, 5960, 10844, 11920, 13555, 21688, 23840, 27110, 43376, 54220, 86752, 108440, 216880, 403939, 433760, 807878, 1615756, 2019695, 3231512, 4039390, 6463024, 8078780, 12926048, 16157560, 32315120, 64630240]

約数ペア:

[(1, 64630240), (2, 32315120), (4, 16157560), (5, 12926048), (8, 8078780), (10, 6463024), (16, 4039390), (20, 3231512), (32, 2019695), (40, 1615756), (80, 807878), (149, 433760), (160, 403939), (298, 216880), (596, 108440), (745, 86752), (1192, 54220), (1490, 43376), (2384, 27110), (2711, 23840), (2980, 21688), (4768, 13555), (5422, 11920), (5960, 10844)]