87014900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{631}}^1$

素因数の和:849

約数の個数: 72

約数和(自身を含む): 217236096

約数和(自身を除く): 130221196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 197, 350, 394, 631, 700, 788, 985, 1262, 1379, 1970, 2524, 2758, 3155, 3940, 4417, 4925, 5516, 6310, 6895, 8834, 9850, 12620, 13790, 15775, 17668, 19700, 22085, 27580, 31550, 34475, 44170, 63100, 68950, 88340, 110425, 124307, 137900, 220850, 248614, 441700, 497228, 621535, 870149, 1243070, 1740298, 2486140, 3107675, 3480596, 4350745, 6215350, 8701490, 12430700, 17402980, 21753725, 43507450, 87014900]

約数ペア:

[(1, 87014900), (2, 43507450), (4, 21753725), (5, 17402980), (7, 12430700), (10, 8701490), (14, 6215350), (20, 4350745), (25, 3480596), (28, 3107675), (35, 2486140), (50, 1740298), (70, 1243070), (100, 870149), (140, 621535), (175, 497228), (197, 441700), (350, 248614), (394, 220850), (631, 137900), (700, 124307), (788, 110425), (985, 88340), (1262, 68950), (1379, 63100), (1970, 44170), (2524, 34475), (2758, 31550), (3155, 27580), (3940, 22085), (4417, 19700), (4925, 17668), (5516, 15775), (6310, 13790), (6895, 12620), (8834, 9850)]