38513887775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{859}}^1\times {\mathrm{8581}}^1$

素因数の和:9480

約数の個数: 48

約数和(自身を含む): 54911068800

約数和(自身を除く): 16397181025

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 859, 1045, 4295, 5225, 8581, 9449, 16321, 21475, 42905, 47245, 81605, 94391, 163039, 179531, 214525, 236225, 408025, 471955, 815195, 897655, 1793429, 2359775, 4075975, 4488275, 7371079, 8967145, 36855395, 44835725, 81081869, 140050501, 184276975, 405409345, 700252505, 1540555511, 2027046725, 3501262525, 7702777555, 38513887775]

約数ペア:

[(1, 38513887775), (5, 7702777555), (11, 3501262525), (19, 2027046725), (25, 1540555511), (55, 700252505), (95, 405409345), (209, 184276975), (275, 140050501), (475, 81081869), (859, 44835725), (1045, 36855395), (4295, 8967145), (5225, 7371079), (8581, 4488275), (9449, 4075975), (16321, 2359775), (21475, 1793429), (42905, 897655), (47245, 815195), (81605, 471955), (94391, 408025), (163039, 236225), (179531, 214525)]