88404820

素因数分解:

$2^2\times 5^1\times 7^5\times {\mathrm{263}}^1$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 217413504

約数和(自身を除く): 129008684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 263, 343, 490, 526, 686, 980, 1052, 1315, 1372, 1715, 1841, 2401, 2630, 3430, 3682, 4802, 5260, 6860, 7364, 9205, 9604, 12005, 12887, 16807, 18410, 24010, 25774, 33614, 36820, 48020, 51548, 64435, 67228, 84035, 90209, 128870, 168070, 180418, 257740, 336140, 360836, 451045, 631463, 902090, 1262926, 1804180, 2525852, 3157315, 4420241, 6314630, 8840482, 12629260, 17680964, 22101205, 44202410, 88404820]

約数ペア:

[(1, 88404820), (2, 44202410), (4, 22101205), (5, 17680964), (7, 12629260), (10, 8840482), (14, 6314630), (20, 4420241), (28, 3157315), (35, 2525852), (49, 1804180), (70, 1262926), (98, 902090), (140, 631463), (196, 451045), (245, 360836), (263, 336140), (343, 257740), (490, 180418), (526, 168070), (686, 128870), (980, 90209), (1052, 84035), (1315, 67228), (1372, 64435), (1715, 51548), (1841, 48020), (2401, 36820), (2630, 33614), (3430, 25774), (3682, 24010), (4802, 18410), (5260, 16807), (6860, 12887), (7364, 12005), (9205, 9604)]