70399978

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 124679520

約数和(自身を除く): 54279542

約数列:

[1, 2, 11, 19, 22, 38, 61, 121, 122, 209, 242, 251, 418, 502, 671, 1159, 1342, 2299, 2318, 2761, 4598, 4769, 5522, 7381, 9538, 12749, 14762, 15311, 25498, 30371, 30622, 52459, 60742, 104918, 140239, 168421, 280478, 290909, 336842, 577049, 581818, 1154098, 1852631, 3199999, 3705262, 6399998, 35199989, 70399978]

約数ペア:

[(1, 70399978), (2, 35199989), (11, 6399998), (19, 3705262), (22, 3199999), (38, 1852631), (61, 1154098), (121, 581818), (122, 577049), (209, 336842), (242, 290909), (251, 280478), (418, 168421), (502, 140239), (671, 104918), (1159, 60742), (1342, 52459), (2299, 30622), (2318, 30371), (2761, 25498), (4598, 15311), (4769, 14762), (5522, 12749), (7381, 9538)]