31809800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{761}}^1$

素因数の和:807

約数の個数: 96

約数和(自身を含む): 85039200

約数和(自身を除く): 53229400

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 88, 95, 100, 110, 152, 190, 200, 209, 220, 275, 380, 418, 440, 475, 550, 760, 761, 836, 950, 1045, 1100, 1522, 1672, 1900, 2090, 2200, 3044, 3800, 3805, 4180, 5225, 6088, 7610, 8360, 8371, 10450, 14459, 15220, 16742, 19025, 20900, 28918, 30440, 33484, 38050, 41800, 41855, 57836, 66968, 72295, 76100, 83710, 115672, 144590, 152200, 159049, 167420, 209275, 289180, 318098, 334840, 361475, 418550, 578360, 636196, 722950, 795245, 837100, 1272392, 1445900, 1590490, 1674200, 2891800, 3180980, 3976225, 6361960, 7952450, 15904900, 31809800]

約数ペア:

[(1, 31809800), (2, 15904900), (4, 7952450), (5, 6361960), (8, 3976225), (10, 3180980), (11, 2891800), (19, 1674200), (20, 1590490), (22, 1445900), (25, 1272392), (38, 837100), (40, 795245), (44, 722950), (50, 636196), (55, 578360), (76, 418550), (88, 361475), (95, 334840), (100, 318098), (110, 289180), (152, 209275), (190, 167420), (200, 159049), (209, 152200), (220, 144590), (275, 115672), (380, 83710), (418, 76100), (440, 72295), (475, 66968), (550, 57836), (760, 41855), (761, 41800), (836, 38050), (950, 33484), (1045, 30440), (1100, 28918), (1522, 20900), (1672, 19025), (1900, 16742), (2090, 15220), (2200, 14459), (3044, 10450), (3800, 8371), (3805, 8360), (4180, 7610), (5225, 6088)]