49679980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11447}}^1$

素因数の和:11494

約数の個数: 48

約数和(自身を含む): 123088896

約数和(自身を除く): 73408916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 11447, 22894, 45788, 57235, 80129, 114470, 160258, 228940, 320516, 354857, 400645, 709714, 801290, 1419428, 1602580, 1774285, 2483999, 3548570, 4967998, 7097140, 9935996, 12419995, 24839990, 49679980]

約数ペア:

[(1, 49679980), (2, 24839990), (4, 12419995), (5, 9935996), (7, 7097140), (10, 4967998), (14, 3548570), (20, 2483999), (28, 1774285), (31, 1602580), (35, 1419428), (62, 801290), (70, 709714), (124, 400645), (140, 354857), (155, 320516), (217, 228940), (310, 160258), (434, 114470), (620, 80129), (868, 57235), (1085, 45788), (2170, 22894), (4340, 11447)]