199902850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{587}}^1$

素因数の和:752

約数の個数: 72

約数和(自身を含む): 436378320

約数和(自身を除く): 236475470

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 139, 175, 245, 278, 350, 490, 587, 695, 973, 1174, 1225, 1390, 1946, 2450, 2935, 3475, 4109, 4865, 5870, 6811, 6950, 8218, 9730, 13622, 14675, 20545, 24325, 28763, 29350, 34055, 41090, 48650, 57526, 68110, 81593, 102725, 143815, 163186, 170275, 205450, 287630, 340550, 407965, 571151, 719075, 815930, 1142302, 1438150, 2039825, 2855755, 3998057, 4079650, 5711510, 7996114, 14278775, 19990285, 28557550, 39980570, 99951425, 199902850]

約数ペア:

[(1, 199902850), (2, 99951425), (5, 39980570), (7, 28557550), (10, 19990285), (14, 14278775), (25, 7996114), (35, 5711510), (49, 4079650), (50, 3998057), (70, 2855755), (98, 2039825), (139, 1438150), (175, 1142302), (245, 815930), (278, 719075), (350, 571151), (490, 407965), (587, 340550), (695, 287630), (973, 205450), (1174, 170275), (1225, 163186), (1390, 143815), (1946, 102725), (2450, 81593), (2935, 68110), (3475, 57526), (4109, 48650), (4865, 41090), (5870, 34055), (6811, 29350), (6950, 28763), (8218, 24325), (9730, 20545), (13622, 14675)]