164342811100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1889}}^1\times {\mathrm{66923}}^1$

素因数の和:68839

約数の個数: 72

約数和(自身を含む): 384265561680

約数和(自身を除く): 219922750580

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 1889, 3778, 7556, 9445, 18890, 24557, 37780, 47225, 49114, 66923, 94450, 98228, 122785, 133846, 188900, 245570, 267692, 334615, 491140, 613925, 669230, 869999, 1227850, 1338460, 1673075, 1739998, 2455700, 3346150, 3479996, 4349995, 6692300, 8699990, 17399980, 21749975, 43499950, 86999900, 126417547, 252835094, 505670188, 632087735, 1264175470, 1643428111, 2528350940, 3160438675, 3286856222, 6320877350, 6573712444, 8217140555, 12641754700, 16434281110, 32868562220, 41085702775, 82171405550, 164342811100]

約数ペア:

[(1, 164342811100), (2, 82171405550), (4, 41085702775), (5, 32868562220), (10, 16434281110), (13, 12641754700), (20, 8217140555), (25, 6573712444), (26, 6320877350), (50, 3286856222), (52, 3160438675), (65, 2528350940), (100, 1643428111), (130, 1264175470), (260, 632087735), (325, 505670188), (650, 252835094), (1300, 126417547), (1889, 86999900), (3778, 43499950), (7556, 21749975), (9445, 17399980), (18890, 8699990), (24557, 6692300), (37780, 4349995), (47225, 3479996), (49114, 3346150), (66923, 2455700), (94450, 1739998), (98228, 1673075), (122785, 1338460), (133846, 1227850), (188900, 869999), (245570, 669230), (267692, 613925), (334615, 491140)]