3188900

素因数分解:

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

素因数の和:261

約数の個数: 72

約数和(自身を含む): 8166144

約数和(自身を除く): 4977244

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 223, 260, 275, 286, 325, 446, 550, 572, 650, 715, 892, 1100, 1115, 1300, 1430, 2230, 2453, 2860, 2899, 3575, 4460, 4906, 5575, 5798, 7150, 9812, 11150, 11596, 12265, 14300, 14495, 22300, 24530, 28990, 31889, 49060, 57980, 61325, 63778, 72475, 122650, 127556, 144950, 159445, 245300, 289900, 318890, 637780, 797225, 1594450, 3188900]

約数ペア:

[(1, 3188900), (2, 1594450), (4, 797225), (5, 637780), (10, 318890), (11, 289900), (13, 245300), (20, 159445), (22, 144950), (25, 127556), (26, 122650), (44, 72475), (50, 63778), (52, 61325), (55, 57980), (65, 49060), (100, 31889), (110, 28990), (130, 24530), (143, 22300), (220, 14495), (223, 14300), (260, 12265), (275, 11596), (286, 11150), (325, 9812), (446, 7150), (550, 5798), (572, 5575), (650, 4906), (715, 4460), (892, 3575), (1100, 2899), (1115, 2860), (1300, 2453), (1430, 2230)]