67689825

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 132143328

約数和(自身を除く): 64453503

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 113, 147, 163, 175, 245, 339, 489, 525, 565, 735, 791, 815, 1141, 1225, 1695, 2373, 2445, 2825, 3423, 3675, 3955, 4075, 5537, 5705, 7987, 8475, 11865, 12225, 16611, 17115, 18419, 19775, 23961, 27685, 28525, 39935, 55257, 59325, 83055, 85575, 92095, 119805, 128933, 138425, 199675, 276285, 386799, 415275, 460475, 599025, 644665, 902531, 1381425, 1933995, 2707593, 3223325, 4512655, 9669975, 13537965, 22563275, 67689825]

約数ペア:

[(1, 67689825), (3, 22563275), (5, 13537965), (7, 9669975), (15, 4512655), (21, 3223325), (25, 2707593), (35, 1933995), (49, 1381425), (75, 902531), (105, 644665), (113, 599025), (147, 460475), (163, 415275), (175, 386799), (245, 276285), (339, 199675), (489, 138425), (525, 128933), (565, 119805), (735, 92095), (791, 85575), (815, 83055), (1141, 59325), (1225, 55257), (1695, 39935), (2373, 28525), (2445, 27685), (2825, 23961), (3423, 19775), (3675, 18419), (3955, 17115), (4075, 16611), (5537, 12225), (5705, 11865), (7987, 8475)]