25511200

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:267

約数の個数: 144

約数和(自身を含む): 73495296

約数和(自身を除く): 47984096

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 32, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 130, 143, 160, 176, 200, 208, 220, 223, 260, 275, 286, 325, 352, 400, 416, 440, 446, 520, 550, 572, 650, 715, 800, 880, 892, 1040, 1100, 1115, 1144, 1300, 1430, 1760, 1784, 2080, 2200, 2230, 2288, 2453, 2600, 2860, 2899, 3568, 3575, 4400, 4460, 4576, 4906, 5200, 5575, 5720, 5798, 7136, 7150, 8800, 8920, 9812, 10400, 11150, 11440, 11596, 12265, 14300, 14495, 17840, 19624, 22300, 22880, 23192, 24530, 28600, 28990, 31889, 35680, 39248, 44600, 46384, 49060, 57200, 57980, 61325, 63778, 72475, 78496, 89200, 92768, 98120, 114400, 115960, 122650, 127556, 144950, 159445, 178400, 196240, 231920, 245300, 255112, 289900, 318890, 392480, 463840, 490600, 510224, 579800, 637780, 797225, 981200, 1020448, 1159600, 1275560, 1594450, 1962400, 2319200, 2551120, 3188900, 5102240, 6377800, 12755600, 25511200]

約数ペア:

[(1, 25511200), (2, 12755600), (4, 6377800), (5, 5102240), (8, 3188900), (10, 2551120), (11, 2319200), (13, 1962400), (16, 1594450), (20, 1275560), (22, 1159600), (25, 1020448), (26, 981200), (32, 797225), (40, 637780), (44, 579800), (50, 510224), (52, 490600), (55, 463840), (65, 392480), (80, 318890), (88, 289900), (100, 255112), (104, 245300), (110, 231920), (130, 196240), (143, 178400), (160, 159445), (176, 144950), (200, 127556), (208, 122650), (220, 115960), (223, 114400), (260, 98120), (275, 92768), (286, 89200), (325, 78496), (352, 72475), (400, 63778), (416, 61325), (440, 57980), (446, 57200), (520, 49060), (550, 46384), (572, 44600), (650, 39248), (715, 35680), (800, 31889), (880, 28990), (892, 28600), (1040, 24530), (1100, 23192), (1115, 22880), (1144, 22300), (1300, 19624), (1430, 17840), (1760, 14495), (1784, 14300), (2080, 12265), (2200, 11596), (2230, 11440), (2288, 11150), (2453, 10400), (2600, 9812), (2860, 8920), (2899, 8800), (3568, 7150), (3575, 7136), (4400, 5798), (4460, 5720), (4576, 5575), (4906, 5200)]