52399760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{683}}^1$

素因数の和:840

約数の個数: 80

約数和(自身を含む): 140455296

約数和(自身を除く): 88055536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 683, 685, 959, 1096, 1366, 1370, 1918, 2192, 2732, 2740, 3415, 3836, 4781, 4795, 5464, 5480, 6830, 7672, 9562, 9590, 10928, 10960, 13660, 15344, 19124, 19180, 23905, 27320, 38248, 38360, 47810, 54640, 76496, 76720, 93571, 95620, 187142, 191240, 374284, 382480, 467855, 654997, 748568, 935710, 1309994, 1497136, 1871420, 2619988, 3274985, 3742840, 5239976, 6549970, 7485680, 10479952, 13099940, 26199880, 52399760]

約数ペア:

[(1, 52399760), (2, 26199880), (4, 13099940), (5, 10479952), (7, 7485680), (8, 6549970), (10, 5239976), (14, 3742840), (16, 3274985), (20, 2619988), (28, 1871420), (35, 1497136), (40, 1309994), (56, 935710), (70, 748568), (80, 654997), (112, 467855), (137, 382480), (140, 374284), (274, 191240), (280, 187142), (548, 95620), (560, 93571), (683, 76720), (685, 76496), (959, 54640), (1096, 47810), (1366, 38360), (1370, 38248), (1918, 27320), (2192, 23905), (2732, 19180), (2740, 19124), (3415, 15344), (3836, 13660), (4781, 10960), (4795, 10928), (5464, 9590), (5480, 9562), (6830, 7672)]