71761100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 165614400

約数和(自身を除く): 93853300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 179, 190, 211, 358, 380, 422, 475, 716, 844, 895, 950, 1055, 1790, 1900, 2110, 3401, 3580, 4009, 4220, 4475, 5275, 6802, 8018, 8950, 10550, 13604, 16036, 17005, 17900, 20045, 21100, 34010, 37769, 40090, 68020, 75538, 80180, 85025, 100225, 151076, 170050, 188845, 200450, 340100, 377690, 400900, 717611, 755380, 944225, 1435222, 1888450, 2870444, 3588055, 3776900, 7176110, 14352220, 17940275, 35880550, 71761100]

約数ペア:

[(1, 71761100), (2, 35880550), (4, 17940275), (5, 14352220), (10, 7176110), (19, 3776900), (20, 3588055), (25, 2870444), (38, 1888450), (50, 1435222), (76, 944225), (95, 755380), (100, 717611), (179, 400900), (190, 377690), (211, 340100), (358, 200450), (380, 188845), (422, 170050), (475, 151076), (716, 100225), (844, 85025), (895, 80180), (950, 75538), (1055, 68020), (1790, 40090), (1900, 37769), (2110, 34010), (3401, 21100), (3580, 20045), (4009, 17900), (4220, 17005), (4475, 16036), (5275, 13604), (6802, 10550), (8018, 8950)]