129975950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{557}}^1$

素因数の和:941

約数の個数: 48

約数和(自身を含む): 261545760

約数和(自身を除く): 131569810

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 359, 557, 650, 718, 1114, 1795, 2785, 3590, 4667, 5570, 7241, 8975, 9334, 13925, 14482, 17950, 23335, 27850, 36205, 46670, 72410, 116675, 181025, 199963, 233350, 362050, 399926, 999815, 1999630, 2599519, 4999075, 5199038, 9998150, 12997595, 25995190, 64987975, 129975950]

約数ペア:

[(1, 129975950), (2, 64987975), (5, 25995190), (10, 12997595), (13, 9998150), (25, 5199038), (26, 4999075), (50, 2599519), (65, 1999630), (130, 999815), (325, 399926), (359, 362050), (557, 233350), (650, 199963), (718, 181025), (1114, 116675), (1795, 72410), (2785, 46670), (3590, 36205), (4667, 27850), (5570, 23335), (7241, 17950), (8975, 14482), (9334, 13925)]