29999900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2521}}^1$

素因数の和:2559

約数の個数: 72

約数和(自身を含む): 78807456

約数和(自身を除く): 48807556

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 476, 595, 700, 850, 1190, 1700, 2380, 2521, 2975, 5042, 5950, 10084, 11900, 12605, 17647, 25210, 35294, 42857, 50420, 63025, 70588, 85714, 88235, 126050, 171428, 176470, 214285, 252100, 299999, 352940, 428570, 441175, 599998, 857140, 882350, 1071425, 1199996, 1499995, 1764700, 2142850, 2999990, 4285700, 5999980, 7499975, 14999950, 29999900]

約数ペア:

[(1, 29999900), (2, 14999950), (4, 7499975), (5, 5999980), (7, 4285700), (10, 2999990), (14, 2142850), (17, 1764700), (20, 1499995), (25, 1199996), (28, 1071425), (34, 882350), (35, 857140), (50, 599998), (68, 441175), (70, 428570), (85, 352940), (100, 299999), (119, 252100), (140, 214285), (170, 176470), (175, 171428), (238, 126050), (340, 88235), (350, 85714), (425, 70588), (476, 63025), (595, 50420), (700, 42857), (850, 35294), (1190, 25210), (1700, 17647), (2380, 12605), (2521, 11900), (2975, 10084), (5042, 5950)]