260786500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{757}}^1$

素因数の和:842

約数の個数: 96

約数和(自身を含む): 625768416

約数和(自身を除く): 364981916

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 53, 65, 100, 106, 125, 130, 212, 250, 260, 265, 325, 500, 530, 650, 689, 757, 1060, 1300, 1325, 1378, 1514, 1625, 2650, 2756, 3028, 3250, 3445, 3785, 5300, 6500, 6625, 6890, 7570, 9841, 13250, 13780, 15140, 17225, 18925, 19682, 26500, 34450, 37850, 39364, 40121, 49205, 68900, 75700, 80242, 86125, 94625, 98410, 160484, 172250, 189250, 196820, 200605, 246025, 344500, 378500, 401210, 492050, 521573, 802420, 984100, 1003025, 1043146, 1230125, 2006050, 2086292, 2460250, 2607865, 4012100, 4920500, 5015125, 5215730, 10030250, 10431460, 13039325, 20060500, 26078650, 52157300, 65196625, 130393250, 260786500]

約数ペア:

[(1, 260786500), (2, 130393250), (4, 65196625), (5, 52157300), (10, 26078650), (13, 20060500), (20, 13039325), (25, 10431460), (26, 10030250), (50, 5215730), (52, 5015125), (53, 4920500), (65, 4012100), (100, 2607865), (106, 2460250), (125, 2086292), (130, 2006050), (212, 1230125), (250, 1043146), (260, 1003025), (265, 984100), (325, 802420), (500, 521573), (530, 492050), (650, 401210), (689, 378500), (757, 344500), (1060, 246025), (1300, 200605), (1325, 196820), (1378, 189250), (1514, 172250), (1625, 160484), (2650, 98410), (2756, 94625), (3028, 86125), (3250, 80242), (3445, 75700), (3785, 68900), (5300, 49205), (6500, 40121), (6625, 39364), (6890, 37850), (7570, 34450), (9841, 26500), (13250, 19682), (13780, 18925), (15140, 17225)]