51881476

素因数分解:

$2^2\times {\mathrm{19}}^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:153

約数の個数: 48

約数和(自身を含む): 100549120

約数和(自身を除く): 48667644

約数列:

[1, 2, 4, 19, 31, 38, 61, 62, 76, 122, 124, 244, 361, 589, 722, 1159, 1178, 1444, 1891, 2318, 2356, 3782, 4636, 6859, 7564, 11191, 13718, 22021, 22382, 27436, 35929, 44042, 44764, 71858, 88084, 143716, 212629, 418399, 425258, 682651, 836798, 850516, 1365302, 1673596, 2730604, 12970369, 25940738, 51881476]

約数ペア:

[(1, 51881476), (2, 25940738), (4, 12970369), (19, 2730604), (31, 1673596), (38, 1365302), (61, 850516), (62, 836798), (76, 682651), (122, 425258), (124, 418399), (244, 212629), (361, 143716), (589, 88084), (722, 71858), (1159, 44764), (1178, 44042), (1444, 35929), (1891, 27436), (2318, 22382), (2356, 22021), (3782, 13718), (4636, 11191), (6859, 7564)]