26465000

素因数分解:

$2^3\times 5^4\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 80

約数和(自身を含む): 63729600

約数和(自身を除く): 37264600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 67, 79, 100, 125, 134, 158, 200, 250, 268, 316, 335, 395, 500, 536, 625, 632, 670, 790, 1000, 1250, 1340, 1580, 1675, 1975, 2500, 2680, 3160, 3350, 3950, 5000, 5293, 6700, 7900, 8375, 9875, 10586, 13400, 15800, 16750, 19750, 21172, 26465, 33500, 39500, 41875, 42344, 49375, 52930, 67000, 79000, 83750, 98750, 105860, 132325, 167500, 197500, 211720, 264650, 335000, 395000, 529300, 661625, 1058600, 1323250, 2646500, 3308125, 5293000, 6616250, 13232500, 26465000]

約数ペア:

[(1, 26465000), (2, 13232500), (4, 6616250), (5, 5293000), (8, 3308125), (10, 2646500), (20, 1323250), (25, 1058600), (40, 661625), (50, 529300), (67, 395000), (79, 335000), (100, 264650), (125, 211720), (134, 197500), (158, 167500), (200, 132325), (250, 105860), (268, 98750), (316, 83750), (335, 79000), (395, 67000), (500, 52930), (536, 49375), (625, 42344), (632, 41875), (670, 39500), (790, 33500), (1000, 26465), (1250, 21172), (1340, 19750), (1580, 16750), (1675, 15800), (1975, 13400), (2500, 10586), (2680, 9875), (3160, 8375), (3350, 7900), (3950, 6700), (5000, 5293)]